74400560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5503}}^1$

素因数の和:5542

約数の個数: 60

約数和(自身を含む): 187345152

約数和(自身を除く): 112944592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 5503, 6760, 11006, 13520, 22012, 27515, 44024, 55030, 71539, 88048, 110060, 143078, 220120, 286156, 357695, 440240, 572312, 715390, 930007, 1144624, 1430780, 1860014, 2861560, 3720028, 4650035, 5723120, 7440056, 9300070, 14880112, 18600140, 37200280, 74400560]

約数ペア:

[(1, 74400560), (2, 37200280), (4, 18600140), (5, 14880112), (8, 9300070), (10, 7440056), (13, 5723120), (16, 4650035), (20, 3720028), (26, 2861560), (40, 1860014), (52, 1430780), (65, 1144624), (80, 930007), (104, 715390), (130, 572312), (169, 440240), (208, 357695), (260, 286156), (338, 220120), (520, 143078), (676, 110060), (845, 88048), (1040, 71539), (1352, 55030), (1690, 44024), (2704, 27515), (3380, 22012), (5503, 13520), (6760, 11006)]