149908460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{15583}}^1$

素因数の和:15642

約数の個数: 48

約数和(自身を含む): 348208896

約数和(自身を除く): 198300436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 15583, 31166, 62332, 77915, 155830, 202579, 311660, 405158, 576571, 810316, 1012895, 1153142, 2025790, 2306284, 2882855, 4051580, 5765710, 7495423, 11531420, 14990846, 29981692, 37477115, 74954230, 149908460]

約数ペア:

[(1, 149908460), (2, 74954230), (4, 37477115), (5, 29981692), (10, 14990846), (13, 11531420), (20, 7495423), (26, 5765710), (37, 4051580), (52, 2882855), (65, 2306284), (74, 2025790), (130, 1153142), (148, 1012895), (185, 810316), (260, 576571), (370, 405158), (481, 311660), (740, 202579), (962, 155830), (1924, 77915), (2405, 62332), (4810, 31166), (9620, 15583)]