73642725

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1481}}^1$

素因数の和:1527

約数の個数: 72

約数和(自身を含む): 150505992

約数和(自身を除く): 76863267

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 425, 585, 663, 765, 975, 1105, 1275, 1481, 1989, 2925, 3315, 3825, 4443, 5525, 7405, 9945, 13329, 16575, 19253, 22215, 25177, 37025, 49725, 57759, 66645, 75531, 96265, 111075, 125885, 173277, 226593, 288795, 327301, 333225, 377655, 481325, 629425, 866385, 981903, 1132965, 1443975, 1636505, 1888275, 2945709, 4331925, 4909515, 5664825, 8182525, 14728545, 24547575, 73642725]

約数ペア:

[(1, 73642725), (3, 24547575), (5, 14728545), (9, 8182525), (13, 5664825), (15, 4909515), (17, 4331925), (25, 2945709), (39, 1888275), (45, 1636505), (51, 1443975), (65, 1132965), (75, 981903), (85, 866385), (117, 629425), (153, 481325), (195, 377655), (221, 333225), (225, 327301), (255, 288795), (325, 226593), (425, 173277), (585, 125885), (663, 111075), (765, 96265), (975, 75531), (1105, 66645), (1275, 57759), (1481, 49725), (1989, 37025), (2925, 25177), (3315, 22215), (3825, 19253), (4443, 16575), (5525, 13329), (7405, 9945)]