31487830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:573

約数の個数: 48

約数和(自身を含む): 63603792

約数和(自身を除く): 32115962

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 121, 242, 265, 491, 530, 583, 605, 982, 1166, 1210, 2455, 2915, 4910, 5401, 5830, 6413, 10802, 12826, 26023, 27005, 32065, 52046, 54010, 59411, 64130, 118822, 130115, 260230, 286253, 297055, 572506, 594110, 1431265, 2862530, 3148783, 6297566, 15743915, 31487830]

約数ペア:

[(1, 31487830), (2, 15743915), (5, 6297566), (10, 3148783), (11, 2862530), (22, 1431265), (53, 594110), (55, 572506), (106, 297055), (110, 286253), (121, 260230), (242, 130115), (265, 118822), (491, 64130), (530, 59411), (583, 54010), (605, 52046), (982, 32065), (1166, 27005), (1210, 26023), (2455, 12826), (2915, 10802), (4910, 6413), (5401, 5830)]