128730310

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{887}}^1$

素因数の和:1548

約数の個数: 32

約数和(自身を含む): 242445312

約数和(自身を除く): 113715002

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 631, 887, 1262, 1774, 3155, 4435, 6310, 8870, 14513, 20401, 29026, 40802, 72565, 102005, 145130, 204010, 559697, 1119394, 2798485, 5596970, 12873031, 25746062, 64365155, 128730310]

約数ペア:

[(1, 128730310), (2, 64365155), (5, 25746062), (10, 12873031), (23, 5596970), (46, 2798485), (115, 1119394), (230, 559697), (631, 204010), (887, 145130), (1262, 102005), (1774, 72565), (3155, 40802), (4435, 29026), (6310, 20401), (8870, 14513)]