63505240

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 147744000

約数和(自身を除く): 84238760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 71, 118, 142, 236, 284, 295, 355, 379, 472, 568, 590, 710, 758, 1180, 1420, 1516, 1895, 2360, 2840, 3032, 3790, 4189, 7580, 8378, 15160, 16756, 20945, 22361, 26909, 33512, 41890, 44722, 53818, 83780, 89444, 107636, 111805, 134545, 167560, 178888, 215272, 223610, 269090, 447220, 538180, 894440, 1076360, 1587631, 3175262, 6350524, 7938155, 12701048, 15876310, 31752620, 63505240]

約数ペア:

[(1, 63505240), (2, 31752620), (4, 15876310), (5, 12701048), (8, 7938155), (10, 6350524), (20, 3175262), (40, 1587631), (59, 1076360), (71, 894440), (118, 538180), (142, 447220), (236, 269090), (284, 223610), (295, 215272), (355, 178888), (379, 167560), (472, 134545), (568, 111805), (590, 107636), (710, 89444), (758, 83780), (1180, 53818), (1420, 44722), (1516, 41890), (1895, 33512), (2360, 26909), (2840, 22361), (3032, 20945), (3790, 16756), (4189, 15160), (7580, 8378)]