31193680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1051}}^1$

素因数の和:1124

約数の個数: 80

約数和(自身を含む): 84530304

約数和(自身を除く): 53336624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1051, 1060, 1484, 1855, 2102, 2120, 2968, 3710, 4204, 4240, 5255, 5936, 7357, 7420, 8408, 10510, 14714, 14840, 16816, 21020, 29428, 29680, 36785, 42040, 55703, 58856, 73570, 84080, 111406, 117712, 147140, 222812, 278515, 294280, 389921, 445624, 557030, 588560, 779842, 891248, 1114060, 1559684, 1949605, 2228120, 3119368, 3899210, 4456240, 6238736, 7798420, 15596840, 31193680]

約数ペア:

[(1, 31193680), (2, 15596840), (4, 7798420), (5, 6238736), (7, 4456240), (8, 3899210), (10, 3119368), (14, 2228120), (16, 1949605), (20, 1559684), (28, 1114060), (35, 891248), (40, 779842), (53, 588560), (56, 557030), (70, 445624), (80, 389921), (106, 294280), (112, 278515), (140, 222812), (212, 147140), (265, 117712), (280, 111406), (371, 84080), (424, 73570), (530, 58856), (560, 55703), (742, 42040), (848, 36785), (1051, 29680), (1060, 29428), (1484, 21020), (1855, 16816), (2102, 14840), (2120, 14714), (2968, 10510), (3710, 8408), (4204, 7420), (4240, 7357), (5255, 5936)]