12912136120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{801001}}^1$

素因数の和:801056

約数の個数: 64

約数和(自身を含む): 32296400640

約数和(自身を除く): 19384264520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 801001, 1602002, 3204004, 4005005, 6408008, 8010010, 10413013, 16020020, 20826026, 24831031, 32040040, 41652052, 49662062, 52065065, 83304104, 99324124, 104130130, 124155155, 198648248, 208260260, 248310310, 322803403, 416520520, 496620620, 645606806, 993241240, 1291213612, 1614017015, 2582427224, 3228034030, 6456068060, 12912136120]

約数ペア:

[(1, 12912136120), (2, 6456068060), (4, 3228034030), (5, 2582427224), (8, 1614017015), (10, 1291213612), (13, 993241240), (20, 645606806), (26, 496620620), (31, 416520520), (40, 322803403), (52, 248310310), (62, 208260260), (65, 198648248), (104, 124155155), (124, 104130130), (130, 99324124), (155, 83304104), (248, 52065065), (260, 49662062), (310, 41652052), (403, 32040040), (520, 24831031), (620, 20826026), (806, 16020020), (1240, 10413013), (1612, 8010010), (2015, 6408008), (3224, 4005005), (4030, 3204004), (8060, 1602002), (16120, 801001)]