71820450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12277}}^1$

素因数の和:12308

約数の個数: 72

約数和(自身を含む): 207817428

約数和(自身を除く): 135996978

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 5850, 12277, 24554, 36831, 61385, 73662, 110493, 122770, 159601, 184155, 220986, 306925, 319202, 368310, 478803, 552465, 613850, 798005, 920775, 957606, 1104930, 1436409, 1596010, 1841550, 2394015, 2762325, 2872818, 3990025, 4788030, 5524650, 7182045, 7980050, 11970075, 14364090, 23940150, 35910225, 71820450]

約数ペア:

[(1, 71820450), (2, 35910225), (3, 23940150), (5, 14364090), (6, 11970075), (9, 7980050), (10, 7182045), (13, 5524650), (15, 4788030), (18, 3990025), (25, 2872818), (26, 2762325), (30, 2394015), (39, 1841550), (45, 1596010), (50, 1436409), (65, 1104930), (75, 957606), (78, 920775), (90, 798005), (117, 613850), (130, 552465), (150, 478803), (195, 368310), (225, 319202), (234, 306925), (325, 220986), (390, 184155), (450, 159601), (585, 122770), (650, 110493), (975, 73662), (1170, 61385), (1950, 36831), (2925, 24554), (5850, 12277)]