90981550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3847}}^1$

素因数の和:3913

約数の個数: 48

約数和(自身を含む): 188952192

約数和(自身を除く): 97970642

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 215, 275, 430, 473, 550, 946, 1075, 2150, 2365, 3847, 4730, 7694, 11825, 19235, 23650, 38470, 42317, 84634, 96175, 165421, 192350, 211585, 330842, 423170, 827105, 1057925, 1654210, 1819631, 2115850, 3639262, 4135525, 8271050, 9098155, 18196310, 45490775, 90981550]

約数ペア:

[(1, 90981550), (2, 45490775), (5, 18196310), (10, 9098155), (11, 8271050), (22, 4135525), (25, 3639262), (43, 2115850), (50, 1819631), (55, 1654210), (86, 1057925), (110, 827105), (215, 423170), (275, 330842), (430, 211585), (473, 192350), (550, 165421), (946, 96175), (1075, 84634), (2150, 42317), (2365, 38470), (3847, 23650), (4730, 19235), (7694, 11825)]