31930930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 64447488

約数和(自身を除く): 32516558

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 73, 83, 85, 146, 155, 166, 170, 310, 365, 415, 527, 730, 830, 1054, 1241, 1411, 2263, 2482, 2573, 2635, 2822, 4526, 5146, 5270, 6059, 6205, 7055, 11315, 12118, 12410, 12865, 14110, 22630, 25730, 30295, 38471, 43741, 60590, 76942, 87482, 103003, 187829, 192355, 206006, 218705, 375658, 384710, 437410, 515015, 939145, 1030030, 1878290, 3193093, 6386186, 15965465, 31930930]

約数ペア:

[(1, 31930930), (2, 15965465), (5, 6386186), (10, 3193093), (17, 1878290), (31, 1030030), (34, 939145), (62, 515015), (73, 437410), (83, 384710), (85, 375658), (146, 218705), (155, 206006), (166, 192355), (170, 187829), (310, 103003), (365, 87482), (415, 76942), (527, 60590), (730, 43741), (830, 38471), (1054, 30295), (1241, 25730), (1411, 22630), (2263, 14110), (2482, 12865), (2573, 12410), (2635, 12118), (2822, 11315), (4526, 7055), (5146, 6205), (5270, 6059)]