7139045140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{16673}}^1$

素因数の和:17032

約数の個数: 48

約数和(自身を含む): 15238702080

約数和(自身を除く): 8099656940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 271, 316, 395, 542, 790, 1084, 1355, 1580, 2710, 5420, 16673, 21409, 33346, 42818, 66692, 83365, 85636, 107045, 166730, 214090, 333460, 428180, 1317167, 2634334, 4518383, 5268668, 6585835, 9036766, 13171670, 18073532, 22591915, 26343340, 45183830, 90367660, 356952257, 713904514, 1427809028, 1784761285, 3569522570, 7139045140]

約数ペア:

[(1, 7139045140), (2, 3569522570), (4, 1784761285), (5, 1427809028), (10, 713904514), (20, 356952257), (79, 90367660), (158, 45183830), (271, 26343340), (316, 22591915), (395, 18073532), (542, 13171670), (790, 9036766), (1084, 6585835), (1355, 5268668), (1580, 4518383), (2710, 2634334), (5420, 1317167), (16673, 428180), (21409, 333460), (33346, 214090), (42818, 166730), (66692, 107045), (83365, 85636)]