12955999550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{538711}}^1$

素因数の和:538773

約数の個数: 48

約数和(自身を含む): 26653314912

約数和(自身を除く): 13697315362

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 130, 185, 325, 370, 481, 650, 925, 962, 1850, 2405, 4810, 12025, 24050, 538711, 1077422, 2693555, 5387110, 7003243, 13467775, 14006486, 19932307, 26935550, 35016215, 39864614, 70032430, 99661535, 175081075, 199323070, 259119991, 350162150, 498307675, 518239982, 996615350, 1295599955, 2591199910, 6477999775, 12955999550]

約数ペア:

[(1, 12955999550), (2, 6477999775), (5, 2591199910), (10, 1295599955), (13, 996615350), (25, 518239982), (26, 498307675), (37, 350162150), (50, 259119991), (65, 199323070), (74, 175081075), (130, 99661535), (185, 70032430), (325, 39864614), (370, 35016215), (481, 26935550), (650, 19932307), (925, 14006486), (962, 13467775), (1850, 7003243), (2405, 5387110), (4810, 2693555), (12025, 1077422), (24050, 538711)]