100011990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{256441}}^1$

素因数の和:256464

約数の個数: 32

約数和(自身を含む): 258493536

約数和(自身を除く): 158481546

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 256441, 512882, 769323, 1282205, 1538646, 2564410, 3333733, 3846615, 6667466, 7693230, 10001199, 16668665, 20002398, 33337330, 50005995, 100011990]

約数ペア:

[(1, 100011990), (2, 50005995), (3, 33337330), (5, 20002398), (6, 16668665), (10, 10001199), (13, 7693230), (15, 6667466), (26, 3846615), (30, 3333733), (39, 2564410), (65, 1538646), (78, 1282205), (130, 769323), (195, 512882), (390, 256441)]