220199125

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{401}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 288976896

約数和(自身を除く): 68777771

約数列:

[1, 5, 23, 25, 115, 125, 191, 401, 575, 955, 2005, 2875, 4393, 4775, 9223, 10025, 21965, 23875, 46115, 50125, 76591, 109825, 230575, 382955, 549125, 1152875, 1761593, 1914775, 8807965, 9573875, 44039825, 220199125]

約数ペア:

[(1, 220199125), (5, 44039825), (23, 9573875), (25, 8807965), (115, 1914775), (125, 1761593), (191, 1152875), (401, 549125), (575, 382955), (955, 230575), (2005, 109825), (2875, 76591), (4393, 50125), (4775, 46115), (9223, 23875), (10025, 21965)]