82889020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{659}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 184060800

約数和(自身を除く): 101171780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 331, 380, 659, 662, 1318, 1324, 1655, 2636, 3295, 3310, 6289, 6590, 6620, 12521, 12578, 13180, 25042, 25156, 31445, 50084, 62605, 62890, 125210, 125780, 218129, 250420, 436258, 872516, 1090645, 2181290, 4144451, 4362580, 8288902, 16577804, 20722255, 41444510, 82889020]

約数ペア:

[(1, 82889020), (2, 41444510), (4, 20722255), (5, 16577804), (10, 8288902), (19, 4362580), (20, 4144451), (38, 2181290), (76, 1090645), (95, 872516), (190, 436258), (331, 250420), (380, 218129), (659, 125780), (662, 125210), (1318, 62890), (1324, 62605), (1655, 50084), (2636, 31445), (3295, 25156), (3310, 25042), (6289, 13180), (6590, 12578), (6620, 12521)]