31617560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1483}}^1$

素因数の和:1548

約数の個数: 64

約数和(自身を含む): 78533280

約数和(自身を除く): 46915720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1483, 1640, 2132, 2665, 2966, 4264, 5330, 5932, 7415, 10660, 11864, 14830, 19279, 21320, 29660, 38558, 59320, 60803, 77116, 96395, 121606, 154232, 192790, 243212, 304015, 385580, 486424, 608030, 771160, 790439, 1216060, 1580878, 2432120, 3161756, 3952195, 6323512, 7904390, 15808780, 31617560]

約数ペア:

[(1, 31617560), (2, 15808780), (4, 7904390), (5, 6323512), (8, 3952195), (10, 3161756), (13, 2432120), (20, 1580878), (26, 1216060), (40, 790439), (41, 771160), (52, 608030), (65, 486424), (82, 385580), (104, 304015), (130, 243212), (164, 192790), (205, 154232), (260, 121606), (328, 96395), (410, 77116), (520, 60803), (533, 59320), (820, 38558), (1066, 29660), (1483, 21320), (1640, 19279), (2132, 14830), (2665, 11864), (2966, 10660), (4264, 7415), (5330, 5932)]