201609375

素因数分解:

$3^1\times 5^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:84

約数の個数: 112

約数和(自身を含む): 404994816

約数和(自身を除く): 203385441

約数列:

[1, 3, 5, 11, 15, 17, 23, 25, 33, 51, 55, 69, 75, 85, 115, 125, 165, 187, 253, 255, 275, 345, 375, 391, 425, 561, 575, 625, 759, 825, 935, 1173, 1265, 1275, 1375, 1725, 1875, 1955, 2125, 2805, 2875, 3125, 3795, 4125, 4301, 4675, 5865, 6325, 6375, 6875, 8625, 9375, 9775, 10625, 12903, 14025, 14375, 15625, 18975, 20625, 21505, 23375, 29325, 31625, 31875, 34375, 43125, 46875, 48875, 53125, 64515, 70125, 71875, 94875, 103125, 107525, 116875, 146625, 158125, 159375, 171875, 215625, 244375, 265625, 322575, 350625, 359375, 474375, 515625, 537625, 584375, 733125, 790625, 796875, 1078125, 1221875, 1612875, 1753125, 2371875, 2688125, 2921875, 3665625, 3953125, 6109375, 8064375, 8765625, 11859375, 13440625, 18328125, 40321875, 67203125, 201609375]

約数ペア:

[(1, 201609375), (3, 67203125), (5, 40321875), (11, 18328125), (15, 13440625), (17, 11859375), (23, 8765625), (25, 8064375), (33, 6109375), (51, 3953125), (55, 3665625), (69, 2921875), (75, 2688125), (85, 2371875), (115, 1753125), (125, 1612875), (165, 1221875), (187, 1078125), (253, 796875), (255, 790625), (275, 733125), (345, 584375), (375, 537625), (391, 515625), (425, 474375), (561, 359375), (575, 350625), (625, 322575), (759, 265625), (825, 244375), (935, 215625), (1173, 171875), (1265, 159375), (1275, 158125), (1375, 146625), (1725, 116875), (1875, 107525), (1955, 103125), (2125, 94875), (2805, 71875), (2875, 70125), (3125, 64515), (3795, 53125), (4125, 48875), (4301, 46875), (4675, 43125), (5865, 34375), (6325, 31875), (6375, 31625), (6875, 29325), (8625, 23375), (9375, 21505), (9775, 20625), (10625, 18975), (12903, 15625), (14025, 14375)]