100001240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1489}}^1$

素因数の和:1596

約数の個数: 64

約数和(自身を含む): 238161600

約数和(自身を除く): 138160360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 73, 92, 115, 146, 184, 230, 292, 365, 460, 584, 730, 920, 1460, 1489, 1679, 2920, 2978, 3358, 5956, 6716, 7445, 8395, 11912, 13432, 14890, 16790, 29780, 33580, 34247, 59560, 67160, 68494, 108697, 136988, 171235, 217394, 273976, 342470, 434788, 543485, 684940, 869576, 1086970, 1369880, 2173940, 2500031, 4347880, 5000062, 10000124, 12500155, 20000248, 25000310, 50000620, 100001240]

約数ペア:

[(1, 100001240), (2, 50000620), (4, 25000310), (5, 20000248), (8, 12500155), (10, 10000124), (20, 5000062), (23, 4347880), (40, 2500031), (46, 2173940), (73, 1369880), (92, 1086970), (115, 869576), (146, 684940), (184, 543485), (230, 434788), (292, 342470), (365, 273976), (460, 217394), (584, 171235), (730, 136988), (920, 108697), (1460, 68494), (1489, 67160), (1679, 59560), (2920, 34247), (2978, 33580), (3358, 29780), (5956, 16790), (6716, 14890), (7445, 13432), (8395, 11912)]