64951020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4943}}^1$

素因数の和:5031

約数の個数: 72

約数和(自身を含む): 199757376

約数和(自身を除く): 134806356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 4943, 6570, 9886, 13140, 14829, 19772, 24715, 29658, 44487, 49430, 59316, 74145, 88974, 98860, 148290, 177948, 222435, 296580, 360839, 444870, 721678, 889740, 1082517, 1443356, 1804195, 2165034, 3247551, 3608390, 4330068, 5412585, 6495102, 7216780, 10825170, 12990204, 16237755, 21650340, 32475510, 64951020]

約数ペア:

[(1, 64951020), (2, 32475510), (3, 21650340), (4, 16237755), (5, 12990204), (6, 10825170), (9, 7216780), (10, 6495102), (12, 5412585), (15, 4330068), (18, 3608390), (20, 3247551), (30, 2165034), (36, 1804195), (45, 1443356), (60, 1082517), (73, 889740), (90, 721678), (146, 444870), (180, 360839), (219, 296580), (292, 222435), (365, 177948), (438, 148290), (657, 98860), (730, 88974), (876, 74145), (1095, 59316), (1314, 49430), (1460, 44487), (2190, 29658), (2628, 24715), (3285, 19772), (4380, 14829), (4943, 13140), (6570, 9886)]