71522560

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:879

約数の個数: 72

約数和(自身を含む): 173952576

約数和(自身を除く): 102430016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 787, 1136, 1280, 1420, 1574, 2272, 2840, 3148, 3935, 4544, 5680, 6296, 7870, 9088, 11360, 12592, 15740, 18176, 22720, 25184, 31480, 45440, 50368, 55877, 62960, 90880, 100736, 111754, 125920, 201472, 223508, 251840, 279385, 447016, 503680, 558770, 894032, 1007360, 1117540, 1788064, 2235080, 3576128, 4470160, 7152256, 8940320, 14304512, 17880640, 35761280, 71522560]

約数ペア:

[(1, 71522560), (2, 35761280), (4, 17880640), (5, 14304512), (8, 8940320), (10, 7152256), (16, 4470160), (20, 3576128), (32, 2235080), (40, 1788064), (64, 1117540), (71, 1007360), (80, 894032), (128, 558770), (142, 503680), (160, 447016), (256, 279385), (284, 251840), (320, 223508), (355, 201472), (568, 125920), (640, 111754), (710, 100736), (787, 90880), (1136, 62960), (1280, 55877), (1420, 50368), (1574, 45440), (2272, 31480), (2840, 25184), (3148, 22720), (3935, 18176), (4544, 15740), (5680, 12592), (6296, 11360), (7870, 9088)]