20739528075

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{95651}}^1$

素因数の和:95737

約数の個数: 72

約数和(自身を含む): 40564100160

約数和(自身を除く): 19824572085

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 59, 75, 105, 147, 175, 177, 245, 295, 413, 525, 735, 885, 1225, 1239, 1475, 2065, 2891, 3675, 4425, 6195, 8673, 10325, 14455, 30975, 43365, 72275, 95651, 216825, 286953, 478255, 669557, 1434765, 2008671, 2391275, 3347785, 4686899, 5643409, 7173825, 10043355, 14060697, 16738925, 16930227, 23434495, 28217045, 39503863, 50216775, 70303485, 84651135, 117172475, 118511589, 141085225, 197519315, 276527041, 351517425, 423255675, 592557945, 829581123, 987596575, 1382635205, 2962789725, 4147905615, 6913176025, 20739528075]

約数ペア:

[(1, 20739528075), (3, 6913176025), (5, 4147905615), (7, 2962789725), (15, 1382635205), (21, 987596575), (25, 829581123), (35, 592557945), (49, 423255675), (59, 351517425), (75, 276527041), (105, 197519315), (147, 141085225), (175, 118511589), (177, 117172475), (245, 84651135), (295, 70303485), (413, 50216775), (525, 39503863), (735, 28217045), (885, 23434495), (1225, 16930227), (1239, 16738925), (1475, 14060697), (2065, 10043355), (2891, 7173825), (3675, 5643409), (4425, 4686899), (6195, 3347785), (8673, 2391275), (10325, 2008671), (14455, 1434765), (30975, 669557), (43365, 478255), (72275, 286953), (95651, 216825)]