45018125

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:279

約数の個数: 40

約数和(自身を含む): 62979840

約数和(自身を除く): 17961715

約数列:

[1, 5, 17, 19, 25, 85, 95, 125, 223, 323, 425, 475, 625, 1115, 1615, 2125, 2375, 3791, 4237, 5575, 8075, 10625, 11875, 18955, 21185, 27875, 40375, 72029, 94775, 105925, 139375, 201875, 360145, 473875, 529625, 1800725, 2369375, 2648125, 9003625, 45018125]

約数ペア:

[(1, 45018125), (5, 9003625), (17, 2648125), (19, 2369375), (25, 1800725), (85, 529625), (95, 473875), (125, 360145), (223, 201875), (323, 139375), (425, 105925), (475, 94775), (625, 72029), (1115, 40375), (1615, 27875), (2125, 21185), (2375, 18955), (3791, 11875), (4237, 10625), (5575, 8075)]