158818990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{23669}}^1$

素因数の和:23748

約数の個数: 32

約数和(自身を含む): 316988640

約数和(自身を除く): 158169650

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 3355, 6710, 23669, 47338, 118345, 236690, 260359, 520718, 1301795, 1443809, 2603590, 2887618, 7219045, 14438090, 15881899, 31763798, 79409495, 158818990]

約数ペア:

[(1, 158818990), (2, 79409495), (5, 31763798), (10, 15881899), (11, 14438090), (22, 7219045), (55, 2887618), (61, 2603590), (110, 1443809), (122, 1301795), (305, 520718), (610, 260359), (671, 236690), (1342, 118345), (3355, 47338), (6710, 23669)]