20199443750

素因数分解:

$2^1\times 5^5\times {\mathrm{191}}^1\times {\mathrm{16921}}^1$

素因数の和:17139

約数の個数: 48

約数和(自身を含む): 38072063232

約数和(自身を除く): 17872619482

約数列:

[1, 2, 5, 10, 25, 50, 125, 191, 250, 382, 625, 955, 1250, 1910, 3125, 4775, 6250, 9550, 16921, 23875, 33842, 47750, 84605, 119375, 169210, 238750, 423025, 596875, 846050, 1193750, 2115125, 3231911, 4230250, 6463822, 10575625, 16159555, 21151250, 32319110, 52878125, 80797775, 105756250, 161595550, 403988875, 807977750, 2019944375, 4039888750, 10099721875, 20199443750]

約数ペア:

[(1, 20199443750), (2, 10099721875), (5, 4039888750), (10, 2019944375), (25, 807977750), (50, 403988875), (125, 161595550), (191, 105756250), (250, 80797775), (382, 52878125), (625, 32319110), (955, 21151250), (1250, 16159555), (1910, 10575625), (3125, 6463822), (4775, 4230250), (6250, 3231911), (9550, 2115125), (16921, 1193750), (23875, 846050), (33842, 596875), (47750, 423025), (84605, 238750), (119375, 169210)]