30197750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 62899200

約数和(自身を除く): 32701450

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 79, 110, 125, 139, 158, 250, 275, 278, 395, 550, 695, 790, 869, 1375, 1390, 1529, 1738, 1975, 2750, 3058, 3475, 3950, 4345, 6950, 7645, 8690, 9875, 10981, 15290, 17375, 19750, 21725, 21962, 34750, 38225, 43450, 54905, 76450, 108625, 109810, 120791, 191125, 217250, 241582, 274525, 382250, 549050, 603955, 1207910, 1372625, 2745250, 3019775, 6039550, 15098875, 30197750]

約数ペア:

[(1, 30197750), (2, 15098875), (5, 6039550), (10, 3019775), (11, 2745250), (22, 1372625), (25, 1207910), (50, 603955), (55, 549050), (79, 382250), (110, 274525), (125, 241582), (139, 217250), (158, 191125), (250, 120791), (275, 109810), (278, 108625), (395, 76450), (550, 54905), (695, 43450), (790, 38225), (869, 34750), (1375, 21962), (1390, 21725), (1529, 19750), (1738, 17375), (1975, 15290), (2750, 10981), (3058, 9875), (3475, 8690), (3950, 7645), (4345, 6950)]