2558790

素因数分解:

$2^1\times 3^9\times 5^1\times {\mathrm{13}}^1$

素因数の和:47

約数の個数: 80

約数和(自身を含む): 7440048

約数和(自身を除く): 4881258

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 243, 270, 351, 390, 405, 486, 585, 702, 729, 810, 1053, 1170, 1215, 1458, 1755, 2106, 2187, 2430, 3159, 3510, 3645, 4374, 5265, 6318, 6561, 7290, 9477, 10530, 10935, 13122, 15795, 18954, 19683, 21870, 28431, 31590, 32805, 39366, 47385, 56862, 65610, 85293, 94770, 98415, 142155, 170586, 196830, 255879, 284310, 426465, 511758, 852930, 1279395, 2558790]

約数ペア:

[(1, 2558790), (2, 1279395), (3, 852930), (5, 511758), (6, 426465), (9, 284310), (10, 255879), (13, 196830), (15, 170586), (18, 142155), (26, 98415), (27, 94770), (30, 85293), (39, 65610), (45, 56862), (54, 47385), (65, 39366), (78, 32805), (81, 31590), (90, 28431), (117, 21870), (130, 19683), (135, 18954), (162, 15795), (195, 13122), (234, 10935), (243, 10530), (270, 9477), (351, 7290), (390, 6561), (405, 6318), (486, 5265), (585, 4374), (702, 3645), (729, 3510), (810, 3159), (1053, 2430), (1170, 2187), (1215, 2106), (1458, 1755)]