53450720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:532

約数の個数: 96

約数和(自身を含む): 137114208

約数和(自身を除く): 83663488

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 68, 80, 85, 86, 136, 160, 170, 172, 215, 272, 340, 344, 430, 457, 544, 680, 688, 731, 860, 914, 1360, 1376, 1462, 1720, 1828, 2285, 2720, 2924, 3440, 3655, 3656, 4570, 5848, 6880, 7310, 7312, 7769, 9140, 11696, 14620, 14624, 15538, 18280, 19651, 23392, 29240, 31076, 36560, 38845, 39302, 58480, 62152, 73120, 77690, 78604, 98255, 116960, 124304, 155380, 157208, 196510, 248608, 310760, 314416, 334067, 393020, 621520, 628832, 668134, 786040, 1243040, 1336268, 1572080, 1670335, 2672536, 3144160, 3340670, 5345072, 6681340, 10690144, 13362680, 26725360, 53450720]

約数ペア:

[(1, 53450720), (2, 26725360), (4, 13362680), (5, 10690144), (8, 6681340), (10, 5345072), (16, 3340670), (17, 3144160), (20, 2672536), (32, 1670335), (34, 1572080), (40, 1336268), (43, 1243040), (68, 786040), (80, 668134), (85, 628832), (86, 621520), (136, 393020), (160, 334067), (170, 314416), (172, 310760), (215, 248608), (272, 196510), (340, 157208), (344, 155380), (430, 124304), (457, 116960), (544, 98255), (680, 78604), (688, 77690), (731, 73120), (860, 62152), (914, 58480), (1360, 39302), (1376, 38845), (1462, 36560), (1720, 31076), (1828, 29240), (2285, 23392), (2720, 19651), (2924, 18280), (3440, 15538), (3655, 14624), (3656, 14620), (4570, 11696), (5848, 9140), (6880, 7769), (7310, 7312)]