783886100

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{383}}^1$

素因数の和:705

約数の個数: 72

約数和(自身を含む): 1731222528

約数和(自身を除く): 947336428

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 211, 383, 388, 422, 485, 766, 844, 970, 1055, 1532, 1915, 1940, 2110, 2425, 3830, 4220, 4850, 5275, 7660, 9575, 9700, 10550, 19150, 20467, 21100, 37151, 38300, 40934, 74302, 80813, 81868, 102335, 148604, 161626, 185755, 204670, 323252, 371510, 404065, 409340, 511675, 743020, 808130, 928775, 1023350, 1616260, 1857550, 2020325, 2046700, 3715100, 4040650, 7838861, 8081300, 15677722, 31355444, 39194305, 78388610, 156777220, 195971525, 391943050, 783886100]

約数ペア:

[(1, 783886100), (2, 391943050), (4, 195971525), (5, 156777220), (10, 78388610), (20, 39194305), (25, 31355444), (50, 15677722), (97, 8081300), (100, 7838861), (194, 4040650), (211, 3715100), (383, 2046700), (388, 2020325), (422, 1857550), (485, 1616260), (766, 1023350), (844, 928775), (970, 808130), (1055, 743020), (1532, 511675), (1915, 409340), (1940, 404065), (2110, 371510), (2425, 323252), (3830, 204670), (4220, 185755), (4850, 161626), (5275, 148604), (7660, 102335), (9575, 81868), (9700, 80813), (10550, 74302), (19150, 40934), (20467, 38300), (21100, 37151)]