72816275

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 109516800

約数和(自身を除く): 36700525

約数列:

[1, 5, 7, 23, 25, 35, 79, 115, 161, 175, 229, 395, 553, 575, 805, 1145, 1603, 1817, 1975, 2765, 4025, 5267, 5725, 8015, 9085, 12719, 13825, 18091, 26335, 36869, 40075, 45425, 63595, 90455, 126637, 131675, 184345, 317975, 416093, 452275, 633185, 921725, 2080465, 2912651, 3165925, 10402325, 14563255, 72816275]

約数ペア:

[(1, 72816275), (5, 14563255), (7, 10402325), (23, 3165925), (25, 2912651), (35, 2080465), (79, 921725), (115, 633185), (161, 452275), (175, 416093), (229, 317975), (395, 184345), (553, 131675), (575, 126637), (805, 90455), (1145, 63595), (1603, 45425), (1817, 40075), (1975, 36869), (2765, 26335), (4025, 18091), (5267, 13825), (5725, 12719), (8015, 9085)]