89921585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4283}}^1$

素因数の和:4337

約数の個数: 32

約数和(自身を含む): 129548160

約数和(自身を除く): 39626575

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 1105, 1235, 1615, 4199, 4283, 20995, 21415, 55679, 72811, 81377, 278395, 364055, 406885, 946543, 1057901, 1383409, 4732715, 5289505, 6917045, 17984317, 89921585]

約数ペア:

[(1, 89921585), (5, 17984317), (13, 6917045), (17, 5289505), (19, 4732715), (65, 1383409), (85, 1057901), (95, 946543), (221, 406885), (247, 364055), (323, 278395), (1105, 81377), (1235, 72811), (1615, 55679), (4199, 21415), (4283, 20995)]