61618540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2971}}^1$

素因数の和:3058

約数の個数: 48

約数和(自身を含む): 139303584

約数和(自身を除く): 77685044

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 2074, 2971, 4148, 5185, 5942, 10370, 11884, 14855, 20740, 29710, 50507, 59420, 101014, 181231, 202028, 252535, 362462, 505070, 724924, 906155, 1010140, 1812310, 3080927, 3624620, 6161854, 12323708, 15404635, 30809270, 61618540]

約数ペア:

[(1, 61618540), (2, 30809270), (4, 15404635), (5, 12323708), (10, 6161854), (17, 3624620), (20, 3080927), (34, 1812310), (61, 1010140), (68, 906155), (85, 724924), (122, 505070), (170, 362462), (244, 252535), (305, 202028), (340, 181231), (610, 101014), (1037, 59420), (1220, 50507), (2074, 29710), (2971, 20740), (4148, 14855), (5185, 11884), (5942, 10370)]