40178125

素因数分解:

$5^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 57746304

約数和(自身を除く): 17568179

約数列:

[1, 5, 13, 23, 25, 43, 65, 115, 125, 215, 299, 325, 559, 575, 625, 989, 1075, 1495, 1625, 2795, 2875, 3125, 4945, 5375, 7475, 8125, 12857, 13975, 14375, 24725, 26875, 37375, 40625, 64285, 69875, 71875, 123625, 134375, 186875, 321425, 349375, 618125, 934375, 1607125, 1746875, 3090625, 8035625, 40178125]

約数ペア:

[(1, 40178125), (5, 8035625), (13, 3090625), (23, 1746875), (25, 1607125), (43, 934375), (65, 618125), (115, 349375), (125, 321425), (215, 186875), (299, 134375), (325, 123625), (559, 71875), (575, 69875), (625, 64285), (989, 40625), (1075, 37375), (1495, 26875), (1625, 24725), (2795, 14375), (2875, 13975), (3125, 12857), (4945, 8125), (5375, 7475)]