74591920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4219}}^1$

素因数の和:4262

約数の個数: 80

約数和(自身を含む): 197799840

約数和(自身を除く): 123207920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4219, 4420, 8438, 8840, 16876, 17680, 21095, 33752, 42190, 54847, 67504, 71723, 84380, 109694, 143446, 168760, 219388, 274235, 286892, 337520, 358615, 438776, 548470, 573784, 717230, 877552, 932399, 1096940, 1147568, 1434460, 1864798, 2193880, 2868920, 3729596, 4387760, 4661995, 5737840, 7459192, 9323990, 14918384, 18647980, 37295960, 74591920]

約数ペア:

[(1, 74591920), (2, 37295960), (4, 18647980), (5, 14918384), (8, 9323990), (10, 7459192), (13, 5737840), (16, 4661995), (17, 4387760), (20, 3729596), (26, 2868920), (34, 2193880), (40, 1864798), (52, 1434460), (65, 1147568), (68, 1096940), (80, 932399), (85, 877552), (104, 717230), (130, 573784), (136, 548470), (170, 438776), (208, 358615), (221, 337520), (260, 286892), (272, 274235), (340, 219388), (442, 168760), (520, 143446), (680, 109694), (884, 84380), (1040, 71723), (1105, 67504), (1360, 54847), (1768, 42190), (2210, 33752), (3536, 21095), (4219, 17680), (4420, 16876), (8438, 8840)]