20223679250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89983}}^1$

素因数の和:90060

約数の個数: 64

約数和(自身を含む): 40428011520

約数和(自身を除く): 20204332270

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 125, 145, 155, 250, 290, 310, 725, 775, 899, 1450, 1550, 1798, 3625, 3875, 4495, 7250, 7750, 8990, 22475, 44950, 89983, 112375, 179966, 224750, 449915, 899830, 2249575, 2609507, 2789473, 4499150, 5219014, 5578946, 11247875, 13047535, 13947365, 22495750, 26095070, 27894730, 65237675, 69736825, 80894717, 130475350, 139473650, 161789434, 326188375, 348684125, 404473585, 652376750, 697368250, 808947170, 2022367925, 4044735850, 10111839625, 20223679250]

約数ペア:

[(1, 20223679250), (2, 10111839625), (5, 4044735850), (10, 2022367925), (25, 808947170), (29, 697368250), (31, 652376750), (50, 404473585), (58, 348684125), (62, 326188375), (125, 161789434), (145, 139473650), (155, 130475350), (250, 80894717), (290, 69736825), (310, 65237675), (725, 27894730), (775, 26095070), (899, 22495750), (1450, 13947365), (1550, 13047535), (1798, 11247875), (3625, 5578946), (3875, 5219014), (4495, 4499150), (7250, 2789473), (7750, 2609507), (8990, 2249575), (22475, 899830), (44950, 449915), (89983, 224750), (112375, 179966)]