22238125

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:80

約数の個数: 80

約数和(自身を含む): 37787904

約数和(自身を除く): 15549779

約数列:

[1, 5, 7, 13, 17, 23, 25, 35, 65, 85, 91, 115, 119, 125, 161, 175, 221, 299, 325, 391, 425, 455, 575, 595, 625, 805, 875, 1105, 1495, 1547, 1625, 1955, 2093, 2125, 2275, 2737, 2875, 2975, 4025, 4375, 5083, 5525, 7475, 7735, 8125, 9775, 10465, 10625, 11375, 13685, 14375, 14875, 20125, 25415, 27625, 35581, 37375, 38675, 48875, 52325, 56875, 68425, 74375, 100625, 127075, 138125, 177905, 186875, 193375, 244375, 261625, 342125, 635375, 889525, 966875, 1308125, 1710625, 3176875, 4447625, 22238125]

約数ペア:

[(1, 22238125), (5, 4447625), (7, 3176875), (13, 1710625), (17, 1308125), (23, 966875), (25, 889525), (35, 635375), (65, 342125), (85, 261625), (91, 244375), (115, 193375), (119, 186875), (125, 177905), (161, 138125), (175, 127075), (221, 100625), (299, 74375), (325, 68425), (391, 56875), (425, 52325), (455, 48875), (575, 38675), (595, 37375), (625, 35581), (805, 27625), (875, 25415), (1105, 20125), (1495, 14875), (1547, 14375), (1625, 13685), (1955, 11375), (2093, 10625), (2125, 10465), (2275, 9775), (2737, 8125), (2875, 7735), (2975, 7475), (4025, 5525), (4375, 5083)]