72188375

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 114296832

約数和(自身を除く): 42108457

約数列:

[1, 5, 7, 17, 23, 25, 35, 85, 115, 119, 125, 161, 175, 211, 391, 425, 575, 595, 805, 875, 1055, 1477, 1955, 2125, 2737, 2875, 2975, 3587, 4025, 4853, 5275, 7385, 9775, 13685, 14875, 17935, 20125, 24265, 25109, 26375, 33971, 36925, 48875, 68425, 82501, 89675, 121325, 125545, 169855, 184625, 342125, 412505, 448375, 577507, 606625, 627725, 849275, 2062525, 2887535, 3138625, 4246375, 10312625, 14437675, 72188375]

約数ペア:

[(1, 72188375), (5, 14437675), (7, 10312625), (17, 4246375), (23, 3138625), (25, 2887535), (35, 2062525), (85, 849275), (115, 627725), (119, 606625), (125, 577507), (161, 448375), (175, 412505), (211, 342125), (391, 184625), (425, 169855), (575, 125545), (595, 121325), (805, 89675), (875, 82501), (1055, 68425), (1477, 48875), (1955, 36925), (2125, 33971), (2737, 26375), (2875, 25109), (2975, 24265), (3587, 20125), (4025, 17935), (4853, 14875), (5275, 13685), (7385, 9775)]