64620400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 180

約数和(自身を含む): 181736632

約数和(自身を除く): 117116232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 34, 40, 43, 50, 52, 65, 68, 80, 85, 86, 100, 104, 130, 136, 170, 172, 200, 208, 215, 221, 260, 272, 289, 325, 340, 344, 400, 425, 430, 442, 520, 559, 578, 650, 680, 688, 731, 850, 860, 884, 1040, 1075, 1105, 1118, 1156, 1300, 1360, 1445, 1462, 1700, 1720, 1768, 2150, 2210, 2236, 2312, 2600, 2795, 2890, 2924, 3400, 3440, 3536, 3655, 3757, 4300, 4420, 4472, 4624, 5200, 5525, 5590, 5780, 5848, 6800, 7225, 7310, 7514, 8600, 8840, 8944, 9503, 11050, 11180, 11560, 11696, 12427, 13975, 14450, 14620, 15028, 17200, 17680, 18275, 18785, 19006, 22100, 22360, 23120, 24854, 27950, 28900, 29240, 30056, 36550, 37570, 38012, 44200, 44720, 47515, 49708, 55900, 57800, 58480, 60112, 62135, 73100, 75140, 76024, 88400, 93925, 95030, 99416, 111800, 115600, 124270, 146200, 150280, 152048, 161551, 187850, 190060, 198832, 223600, 237575, 248540, 292400, 300560, 310675, 323102, 375700, 380120, 475150, 497080, 621350, 646204, 751400, 760240, 807755, 950300, 994160, 1242700, 1292408, 1502800, 1615510, 1900600, 2485400, 2584816, 3231020, 3801200, 4038775, 4970800, 6462040, 8077550, 12924080, 16155100, 32310200, 64620400]

約数ペア:

[(1, 64620400), (2, 32310200), (4, 16155100), (5, 12924080), (8, 8077550), (10, 6462040), (13, 4970800), (16, 4038775), (17, 3801200), (20, 3231020), (25, 2584816), (26, 2485400), (34, 1900600), (40, 1615510), (43, 1502800), (50, 1292408), (52, 1242700), (65, 994160), (68, 950300), (80, 807755), (85, 760240), (86, 751400), (100, 646204), (104, 621350), (130, 497080), (136, 475150), (170, 380120), (172, 375700), (200, 323102), (208, 310675), (215, 300560), (221, 292400), (260, 248540), (272, 237575), (289, 223600), (325, 198832), (340, 190060), (344, 187850), (400, 161551), (425, 152048), (430, 150280), (442, 146200), (520, 124270), (559, 115600), (578, 111800), (650, 99416), (680, 95030), (688, 93925), (731, 88400), (850, 76024), (860, 75140), (884, 73100), (1040, 62135), (1075, 60112), (1105, 58480), (1118, 57800), (1156, 55900), (1300, 49708), (1360, 47515), (1445, 44720), (1462, 44200), (1700, 38012), (1720, 37570), (1768, 36550), (2150, 30056), (2210, 29240), (2236, 28900), (2312, 27950), (2600, 24854), (2795, 23120), (2890, 22360), (2924, 22100), (3400, 19006), (3440, 18785), (3536, 18275), (3655, 17680), (3757, 17200), (4300, 15028), (4420, 14620), (4472, 14450), (4624, 13975), (5200, 12427), (5525, 11696), (5590, 11560), (5780, 11180), (5848, 11050), (6800, 9503), (7225, 8944), (7310, 8840), (7514, 8600)]