45128540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{401}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 100898784

約数和(自身を除く): 55770244

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 331, 340, 401, 662, 802, 1324, 1604, 1655, 2005, 3310, 4010, 5627, 6620, 6817, 8020, 11254, 13634, 22508, 27268, 28135, 34085, 56270, 68170, 112540, 132731, 136340, 265462, 530924, 663655, 1327310, 2256427, 2654620, 4512854, 9025708, 11282135, 22564270, 45128540]

約数ペア:

[(1, 45128540), (2, 22564270), (4, 11282135), (5, 9025708), (10, 4512854), (17, 2654620), (20, 2256427), (34, 1327310), (68, 663655), (85, 530924), (170, 265462), (331, 136340), (340, 132731), (401, 112540), (662, 68170), (802, 56270), (1324, 34085), (1604, 28135), (1655, 27268), (2005, 22508), (3310, 13634), (4010, 11254), (5627, 8020), (6620, 6817)]