31695820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 77728896

約数和(自身を除く): 46033076

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 71, 85, 101, 130, 142, 170, 202, 221, 260, 284, 340, 355, 404, 442, 505, 710, 884, 923, 1010, 1105, 1207, 1313, 1420, 1717, 1846, 2020, 2210, 2414, 2626, 3434, 3692, 4420, 4615, 4828, 5252, 6035, 6565, 6868, 7171, 8585, 9230, 12070, 13130, 14342, 15691, 17170, 18460, 22321, 24140, 26260, 28684, 31382, 34340, 35855, 44642, 62764, 71710, 78455, 89284, 93223, 111605, 121907, 143420, 156910, 186446, 223210, 243814, 313820, 372892, 446420, 466115, 487628, 609535, 932230, 1219070, 1584791, 1864460, 2438140, 3169582, 6339164, 7923955, 15847910, 31695820]

約数ペア:

[(1, 31695820), (2, 15847910), (4, 7923955), (5, 6339164), (10, 3169582), (13, 2438140), (17, 1864460), (20, 1584791), (26, 1219070), (34, 932230), (52, 609535), (65, 487628), (68, 466115), (71, 446420), (85, 372892), (101, 313820), (130, 243814), (142, 223210), (170, 186446), (202, 156910), (221, 143420), (260, 121907), (284, 111605), (340, 93223), (355, 89284), (404, 78455), (442, 71710), (505, 62764), (710, 44642), (884, 35855), (923, 34340), (1010, 31382), (1105, 28684), (1207, 26260), (1313, 24140), (1420, 22321), (1717, 18460), (1846, 17170), (2020, 15691), (2210, 14342), (2414, 13130), (2626, 12070), (3434, 9230), (3692, 8585), (4420, 7171), (4615, 6868), (4828, 6565), (5252, 6035)]