157434940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{2251}}^1$

素因数の和:2542

約数の個数: 48

約数和(自身を含む): 357527520

約数和(自身を除く): 200092580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 269, 538, 1076, 1345, 2251, 2690, 3497, 4502, 5380, 6994, 9004, 11255, 13988, 17485, 22510, 29263, 34970, 45020, 58526, 69940, 117052, 146315, 292630, 585260, 605519, 1211038, 2422076, 3027595, 6055190, 7871747, 12110380, 15743494, 31486988, 39358735, 78717470, 157434940]

約数ペア:

[(1, 157434940), (2, 78717470), (4, 39358735), (5, 31486988), (10, 15743494), (13, 12110380), (20, 7871747), (26, 6055190), (52, 3027595), (65, 2422076), (130, 1211038), (260, 605519), (269, 585260), (538, 292630), (1076, 146315), (1345, 117052), (2251, 69940), (2690, 58526), (3497, 45020), (4502, 34970), (5380, 29263), (6994, 22510), (9004, 17485), (11255, 13988)]