51890800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{587}}^1$

素因数の和:635

約数の個数: 120

約数和(自身を含む): 142397136

約数和(自身を除く): 90506336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 80, 85, 100, 104, 130, 136, 170, 200, 208, 221, 260, 272, 325, 340, 400, 425, 442, 520, 587, 650, 680, 850, 884, 1040, 1105, 1174, 1300, 1360, 1700, 1768, 2210, 2348, 2600, 2935, 3400, 3536, 4420, 4696, 5200, 5525, 5870, 6800, 7631, 8840, 9392, 9979, 11050, 11740, 14675, 15262, 17680, 19958, 22100, 23480, 29350, 30524, 38155, 39916, 44200, 46960, 49895, 58700, 61048, 76310, 79832, 88400, 99790, 117400, 122096, 129727, 152620, 159664, 190775, 199580, 234800, 249475, 259454, 305240, 381550, 399160, 498950, 518908, 610480, 648635, 763100, 798320, 997900, 1037816, 1297270, 1526200, 1995800, 2075632, 2594540, 3052400, 3243175, 3991600, 5189080, 6486350, 10378160, 12972700, 25945400, 51890800]

約数ペア:

[(1, 51890800), (2, 25945400), (4, 12972700), (5, 10378160), (8, 6486350), (10, 5189080), (13, 3991600), (16, 3243175), (17, 3052400), (20, 2594540), (25, 2075632), (26, 1995800), (34, 1526200), (40, 1297270), (50, 1037816), (52, 997900), (65, 798320), (68, 763100), (80, 648635), (85, 610480), (100, 518908), (104, 498950), (130, 399160), (136, 381550), (170, 305240), (200, 259454), (208, 249475), (221, 234800), (260, 199580), (272, 190775), (325, 159664), (340, 152620), (400, 129727), (425, 122096), (442, 117400), (520, 99790), (587, 88400), (650, 79832), (680, 76310), (850, 61048), (884, 58700), (1040, 49895), (1105, 46960), (1174, 44200), (1300, 39916), (1360, 38155), (1700, 30524), (1768, 29350), (2210, 23480), (2348, 22100), (2600, 19958), (2935, 17680), (3400, 15262), (3536, 14675), (4420, 11740), (4696, 11050), (5200, 9979), (5525, 9392), (5870, 8840), (6800, 7631)]