89992940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1163}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 195356448

約数和(自身を除く): 105363508

約数列:

[1, 2, 4, 5, 10, 20, 53, 73, 106, 146, 212, 265, 292, 365, 530, 730, 1060, 1163, 1460, 2326, 3869, 4652, 5815, 7738, 11630, 15476, 19345, 23260, 38690, 61639, 77380, 84899, 123278, 169798, 246556, 308195, 339596, 424495, 616390, 848990, 1232780, 1697980, 4499647, 8999294, 17998588, 22498235, 44996470, 89992940]

約数ペア:

[(1, 89992940), (2, 44996470), (4, 22498235), (5, 17998588), (10, 8999294), (20, 4499647), (53, 1697980), (73, 1232780), (106, 848990), (146, 616390), (212, 424495), (265, 339596), (292, 308195), (365, 246556), (530, 169798), (730, 123278), (1060, 84899), (1163, 77380), (1460, 61639), (2326, 38690), (3869, 23260), (4652, 19345), (5815, 15476), (7738, 11630)]