72035180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7247}}^1$

素因数の和:7334

約数の個数: 48

約数和(自身を含む): 175343616

約数和(自身を除く): 103308436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 7247, 9940, 14494, 28988, 36235, 50729, 72470, 101458, 144940, 202916, 253645, 507290, 514537, 1014580, 1029074, 2058148, 2572685, 3601759, 5145370, 7203518, 10290740, 14407036, 18008795, 36017590, 72035180]

約数ペア:

[(1, 72035180), (2, 36017590), (4, 18008795), (5, 14407036), (7, 10290740), (10, 7203518), (14, 5145370), (20, 3601759), (28, 2572685), (35, 2058148), (70, 1029074), (71, 1014580), (140, 514537), (142, 507290), (284, 253645), (355, 202916), (497, 144940), (710, 101458), (994, 72470), (1420, 50729), (1988, 36235), (2485, 28988), (4970, 14494), (7247, 9940)]