90198105790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2399}}^1\times {\mathrm{9973}}^1$

素因数の和:12421

約数の個数: 64

約数和(自身を含む): 180968256000

約数和(自身を除く): 90770150210

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 2399, 3770, 4798, 9973, 11995, 19946, 23990, 31187, 49865, 62374, 69571, 99730, 129649, 139142, 155935, 259298, 289217, 311870, 347855, 578434, 648245, 695710, 904423, 1296490, 1446085, 1808846, 2892170, 3759821, 4522115, 7519642, 9044230, 18799105, 23925227, 37598210, 47850454, 119626135, 239252270, 311027951, 622055902, 693831583, 1387663166, 1555139755, 3110279510, 3469157915, 6938315830, 9019810579, 18039621158, 45099052895, 90198105790]

約数ペア:

[(1, 90198105790), (2, 45099052895), (5, 18039621158), (10, 9019810579), (13, 6938315830), (26, 3469157915), (29, 3110279510), (58, 1555139755), (65, 1387663166), (130, 693831583), (145, 622055902), (290, 311027951), (377, 239252270), (754, 119626135), (1885, 47850454), (2399, 37598210), (3770, 23925227), (4798, 18799105), (9973, 9044230), (11995, 7519642), (19946, 4522115), (23990, 3759821), (31187, 2892170), (49865, 1808846), (62374, 1446085), (69571, 1296490), (99730, 904423), (129649, 695710), (139142, 648245), (155935, 578434), (259298, 347855), (289217, 311870)]