72760480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34981}}^1$

素因数の和:35009

約数の個数: 48

約数和(自身を含む): 185124744

約数和(自身を除く): 112364264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 34981, 69962, 139924, 174905, 279848, 349810, 454753, 559696, 699620, 909506, 1119392, 1399240, 1819012, 2273765, 2798480, 3638024, 4547530, 5596960, 7276048, 9095060, 14552096, 18190120, 36380240, 72760480]

約数ペア:

[(1, 72760480), (2, 36380240), (4, 18190120), (5, 14552096), (8, 9095060), (10, 7276048), (13, 5596960), (16, 4547530), (20, 3638024), (26, 2798480), (32, 2273765), (40, 1819012), (52, 1399240), (65, 1119392), (80, 909506), (104, 699620), (130, 559696), (160, 454753), (208, 349810), (260, 279848), (416, 174905), (520, 139924), (1040, 69962), (2080, 34981)]