66730625

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:267

約数の個数: 40

約数和(自身を含む): 92370432

約数和(自身を除く): 25639807

約数列:

[1, 5, 13, 25, 43, 65, 125, 191, 215, 325, 559, 625, 955, 1075, 1625, 2483, 2795, 4775, 5375, 8125, 8213, 12415, 13975, 23875, 26875, 41065, 62075, 69875, 106769, 119375, 205325, 310375, 349375, 533845, 1026625, 1551875, 2669225, 5133125, 13346125, 66730625]

約数ペア:

[(1, 66730625), (5, 13346125), (13, 5133125), (25, 2669225), (43, 1551875), (65, 1026625), (125, 533845), (191, 349375), (215, 310375), (325, 205325), (559, 119375), (625, 106769), (955, 69875), (1075, 62075), (1625, 41065), (2483, 26875), (2795, 23875), (4775, 13975), (5375, 12415), (8125, 8213)]