85731540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{1699}}^1$

素因数の和:1769

約数の個数: 72

約数和(自身を含む): 248757600

約数和(自身を除く): 163026060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 841, 870, 1682, 1699, 1740, 2523, 3364, 3398, 4205, 5046, 5097, 6796, 8410, 8495, 10092, 10194, 12615, 16820, 16990, 20388, 25230, 25485, 33980, 49271, 50460, 50970, 98542, 101940, 147813, 197084, 246355, 295626, 492710, 591252, 739065, 985420, 1428859, 1478130, 2857718, 2956260, 4286577, 5715436, 7144295, 8573154, 14288590, 17146308, 21432885, 28577180, 42865770, 85731540]

約数ペア:

[(1, 85731540), (2, 42865770), (3, 28577180), (4, 21432885), (5, 17146308), (6, 14288590), (10, 8573154), (12, 7144295), (15, 5715436), (20, 4286577), (29, 2956260), (30, 2857718), (58, 1478130), (60, 1428859), (87, 985420), (116, 739065), (145, 591252), (174, 492710), (290, 295626), (348, 246355), (435, 197084), (580, 147813), (841, 101940), (870, 98542), (1682, 50970), (1699, 50460), (1740, 49271), (2523, 33980), (3364, 25485), (3398, 25230), (4205, 20388), (5046, 16990), (5097, 16820), (6796, 12615), (8410, 10194), (8495, 10092)]