72208125

素因数分解:

$3^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:429

約数の個数: 80

約数和(自身を含む): 146203200

約数和(自身を除く): 73995075

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 125, 135, 165, 225, 275, 297, 375, 389, 495, 625, 675, 825, 1125, 1167, 1375, 1485, 1875, 1945, 2475, 3375, 3501, 4125, 4279, 5625, 5835, 6875, 7425, 9725, 10503, 12375, 12837, 16875, 17505, 20625, 21395, 29175, 37125, 38511, 48625, 52515, 61875, 64185, 87525, 106975, 115533, 145875, 185625, 192555, 243125, 262575, 320925, 437625, 534875, 577665, 729375, 962775, 1312875, 1604625, 2188125, 2674375, 2888325, 4813875, 6564375, 8023125, 14441625, 24069375, 72208125]

約数ペア:

[(1, 72208125), (3, 24069375), (5, 14441625), (9, 8023125), (11, 6564375), (15, 4813875), (25, 2888325), (27, 2674375), (33, 2188125), (45, 1604625), (55, 1312875), (75, 962775), (99, 729375), (125, 577665), (135, 534875), (165, 437625), (225, 320925), (275, 262575), (297, 243125), (375, 192555), (389, 185625), (495, 145875), (625, 115533), (675, 106975), (825, 87525), (1125, 64185), (1167, 61875), (1375, 52515), (1485, 48625), (1875, 38511), (1945, 37125), (2475, 29175), (3375, 21395), (3501, 20625), (4125, 17505), (4279, 16875), (5625, 12837), (5835, 12375), (6875, 10503), (7425, 9725)]