156938047660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{454603}}^1$

素因数の和:455074

約数の個数: 48

約数和(自身を含む): 338410854432

約数和(自身を除く): 181472806772

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 421, 820, 842, 1684, 2105, 4210, 8420, 17261, 34522, 69044, 86305, 172610, 345220, 454603, 909206, 1818412, 2273015, 4546030, 9092060, 18638723, 37277446, 74554892, 93193615, 186387230, 191387863, 372774460, 382775726, 765551452, 956939315, 1913878630, 3827757260, 7846902383, 15693804766, 31387609532, 39234511915, 78469023830, 156938047660]

約数ペア:

[(1, 156938047660), (2, 78469023830), (4, 39234511915), (5, 31387609532), (10, 15693804766), (20, 7846902383), (41, 3827757260), (82, 1913878630), (164, 956939315), (205, 765551452), (410, 382775726), (421, 372774460), (820, 191387863), (842, 186387230), (1684, 93193615), (2105, 74554892), (4210, 37277446), (8420, 18638723), (17261, 9092060), (34522, 4546030), (69044, 2273015), (86305, 1818412), (172610, 909206), (345220, 454603)]