101908780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 239339520

約数和(自身を除く): 137430740

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 41, 62, 76, 82, 95, 124, 155, 164, 190, 205, 211, 310, 380, 410, 422, 589, 620, 779, 820, 844, 1055, 1178, 1271, 1558, 2110, 2356, 2542, 2945, 3116, 3895, 4009, 4220, 5084, 5890, 6355, 6541, 7790, 8018, 8651, 11780, 12710, 13082, 15580, 16036, 17302, 20045, 24149, 25420, 26164, 32705, 34604, 40090, 43255, 48298, 65410, 80180, 86510, 96596, 120745, 124279, 130820, 164369, 173020, 241490, 248558, 268181, 328738, 482980, 497116, 536362, 621395, 657476, 821845, 1072724, 1242790, 1340905, 1643690, 2485580, 2681810, 3287380, 5095439, 5363620, 10190878, 20381756, 25477195, 50954390, 101908780]

約数ペア:

[(1, 101908780), (2, 50954390), (4, 25477195), (5, 20381756), (10, 10190878), (19, 5363620), (20, 5095439), (31, 3287380), (38, 2681810), (41, 2485580), (62, 1643690), (76, 1340905), (82, 1242790), (95, 1072724), (124, 821845), (155, 657476), (164, 621395), (190, 536362), (205, 497116), (211, 482980), (310, 328738), (380, 268181), (410, 248558), (422, 241490), (589, 173020), (620, 164369), (779, 130820), (820, 124279), (844, 120745), (1055, 96596), (1178, 86510), (1271, 80180), (1558, 65410), (2110, 48298), (2356, 43255), (2542, 40090), (2945, 34604), (3116, 32705), (3895, 26164), (4009, 25420), (4220, 24149), (5084, 20045), (5890, 17302), (6355, 16036), (6541, 15580), (7790, 13082), (8018, 12710), (8651, 11780)]