78164925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 136384128

約数和(自身を除く): 58219203

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 113, 115, 339, 345, 401, 565, 575, 1203, 1695, 1725, 2005, 2599, 2825, 6015, 7797, 8475, 9223, 10025, 12995, 27669, 30075, 38985, 45313, 46115, 64975, 135939, 138345, 194925, 226565, 230575, 679695, 691725, 1042199, 1132825, 3126597, 3398475, 5210995, 15632985, 26054975, 78164925]

約数ペア:

[(1, 78164925), (3, 26054975), (5, 15632985), (15, 5210995), (23, 3398475), (25, 3126597), (69, 1132825), (75, 1042199), (113, 691725), (115, 679695), (339, 230575), (345, 226565), (401, 194925), (565, 138345), (575, 135939), (1203, 64975), (1695, 46115), (1725, 45313), (2005, 38985), (2599, 30075), (2825, 27669), (6015, 12995), (7797, 10025), (8475, 9223)]