80521727240

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4804399}}^1$

素因数の和:4804829

約数の個数: 32

約数和(自身を含む): 181606320000

約数和(自身を除く): 101084592760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 3352, 4190, 8380, 16760, 4804399, 9608798, 19217596, 24021995, 38435192, 48043990, 96087980, 192175960, 2013043181, 4026086362, 8052172724, 10065215905, 16104345448, 20130431810, 40260863620, 80521727240]

約数ペア:

[(1, 80521727240), (2, 40260863620), (4, 20130431810), (5, 16104345448), (8, 10065215905), (10, 8052172724), (20, 4026086362), (40, 2013043181), (419, 192175960), (838, 96087980), (1676, 48043990), (2095, 38435192), (3352, 24021995), (4190, 19217596), (8380, 9608798), (16760, 4804399)]