215522240

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16427}}^1$

素因数の和:16485

約数の個数: 56

約数和(自身を含む): 525761712

約数和(自身を除く): 310239472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6560, 13120, 16427, 32854, 65708, 82135, 131416, 164270, 262832, 328540, 525664, 657080, 673507, 1051328, 1314160, 1347014, 2628320, 2694028, 3367535, 5256640, 5388056, 6735070, 10776112, 13470140, 21552224, 26940280, 43104448, 53880560, 107761120, 215522240]

約数ペア:

[(1, 215522240), (2, 107761120), (4, 53880560), (5, 43104448), (8, 26940280), (10, 21552224), (16, 13470140), (20, 10776112), (32, 6735070), (40, 5388056), (41, 5256640), (64, 3367535), (80, 2694028), (82, 2628320), (160, 1347014), (164, 1314160), (205, 1051328), (320, 673507), (328, 657080), (410, 525664), (656, 328540), (820, 262832), (1312, 164270), (1640, 131416), (2624, 82135), (3280, 65708), (6560, 32854), (13120, 16427)]