89402960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:432

約数の個数: 80

約数和(自身を含む): 215892432

約数和(自身を除く): 126489472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 97, 164, 194, 205, 281, 328, 388, 410, 485, 562, 656, 776, 820, 970, 1124, 1405, 1552, 1640, 1940, 2248, 2810, 3280, 3880, 3977, 4496, 5620, 7760, 7954, 11240, 11521, 15908, 19885, 22480, 23042, 27257, 31816, 39770, 46084, 54514, 57605, 63632, 79540, 92168, 109028, 115210, 136285, 159080, 184336, 218056, 230420, 272570, 318160, 436112, 460840, 545140, 921680, 1090280, 1117537, 2180560, 2235074, 4470148, 5587685, 8940296, 11175370, 17880592, 22350740, 44701480, 89402960]

約数ペア:

[(1, 89402960), (2, 44701480), (4, 22350740), (5, 17880592), (8, 11175370), (10, 8940296), (16, 5587685), (20, 4470148), (40, 2235074), (41, 2180560), (80, 1117537), (82, 1090280), (97, 921680), (164, 545140), (194, 460840), (205, 436112), (281, 318160), (328, 272570), (388, 230420), (410, 218056), (485, 184336), (562, 159080), (656, 136285), (776, 115210), (820, 109028), (970, 92168), (1124, 79540), (1405, 63632), (1552, 57605), (1640, 54514), (1940, 46084), (2248, 39770), (2810, 31816), (3280, 27257), (3880, 23042), (3977, 22480), (4496, 19885), (5620, 15908), (7760, 11521), (7954, 11240)]