64536290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{70919}}^1$

素因数の和:70946

約数の個数: 32

約数和(自身を含む): 142974720

約数和(自身を除く): 78438430

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 70919, 141838, 354595, 496433, 709190, 921947, 992866, 1843894, 2482165, 4609735, 4964330, 6453629, 9219470, 12907258, 32268145, 64536290]

約数ペア:

[(1, 64536290), (2, 32268145), (5, 12907258), (7, 9219470), (10, 6453629), (13, 4964330), (14, 4609735), (26, 2482165), (35, 1843894), (65, 992866), (70, 921947), (91, 709190), (130, 496433), (182, 354595), (455, 141838), (910, 70919)]