64205550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2339}}^1$

素因数の和:2418

約数の個数: 72

約数和(自身を含む): 175401720

約数和(自身を除く): 111196170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 61, 75, 90, 122, 150, 183, 225, 305, 366, 450, 549, 610, 915, 1098, 1525, 1830, 2339, 2745, 3050, 4575, 4678, 5490, 7017, 9150, 11695, 13725, 14034, 21051, 23390, 27450, 35085, 42102, 58475, 70170, 105255, 116950, 142679, 175425, 210510, 285358, 350850, 428037, 526275, 713395, 856074, 1052550, 1284111, 1426790, 2140185, 2568222, 3566975, 4280370, 6420555, 7133950, 10700925, 12841110, 21401850, 32102775, 64205550]

約数ペア:

[(1, 64205550), (2, 32102775), (3, 21401850), (5, 12841110), (6, 10700925), (9, 7133950), (10, 6420555), (15, 4280370), (18, 3566975), (25, 2568222), (30, 2140185), (45, 1426790), (50, 1284111), (61, 1052550), (75, 856074), (90, 713395), (122, 526275), (150, 428037), (183, 350850), (225, 285358), (305, 210510), (366, 175425), (450, 142679), (549, 116950), (610, 105255), (915, 70170), (1098, 58475), (1525, 42102), (1830, 35085), (2339, 27450), (2745, 23390), (3050, 21051), (4575, 14034), (4678, 13725), (5490, 11695), (7017, 9150)]