85645580

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{401}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 184373280

約数和(自身を除く): 98727700

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 181, 236, 295, 362, 401, 590, 724, 802, 905, 1180, 1604, 1810, 2005, 3620, 4010, 8020, 10679, 21358, 23659, 42716, 47318, 53395, 72581, 94636, 106790, 118295, 145162, 213580, 236590, 290324, 362905, 473180, 725810, 1451620, 4282279, 8564558, 17129116, 21411395, 42822790, 85645580]

約数ペア:

[(1, 85645580), (2, 42822790), (4, 21411395), (5, 17129116), (10, 8564558), (20, 4282279), (59, 1451620), (118, 725810), (181, 473180), (236, 362905), (295, 290324), (362, 236590), (401, 213580), (590, 145162), (724, 118295), (802, 106790), (905, 94636), (1180, 72581), (1604, 53395), (1810, 47318), (2005, 42716), (3620, 23659), (4010, 21358), (8020, 10679)]