157785940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{4019}}^1$

素因数の和:4192

約数の個数: 48

約数和(自身を含む): 359291520

約数和(自身を除く): 201505580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 604, 755, 1510, 1963, 3020, 3926, 4019, 7852, 8038, 9815, 16076, 19630, 20095, 39260, 40190, 52247, 80380, 104494, 208988, 261235, 522470, 606869, 1044940, 1213738, 2427476, 3034345, 6068690, 7889297, 12137380, 15778594, 31557188, 39446485, 78892970, 157785940]

約数ペア:

[(1, 157785940), (2, 78892970), (4, 39446485), (5, 31557188), (10, 15778594), (13, 12137380), (20, 7889297), (26, 6068690), (52, 3034345), (65, 2427476), (130, 1213738), (151, 1044940), (260, 606869), (302, 522470), (604, 261235), (755, 208988), (1510, 104494), (1963, 80380), (3020, 52247), (3926, 40190), (4019, 39260), (7852, 20095), (8038, 19630), (9815, 16076)]