31340550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^2\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 72

約数和(自身を含む): 80278344

約数和(自身を除く): 48937794

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 113, 129, 150, 215, 226, 258, 339, 430, 565, 645, 678, 1075, 1130, 1290, 1695, 1849, 2150, 2825, 3225, 3390, 3698, 4859, 5547, 5650, 6450, 8475, 9245, 9718, 11094, 14577, 16950, 18490, 24295, 27735, 29154, 46225, 48590, 55470, 72885, 92450, 121475, 138675, 145770, 208937, 242950, 277350, 364425, 417874, 626811, 728850, 1044685, 1253622, 2089370, 3134055, 5223425, 6268110, 10446850, 15670275, 31340550]

約数ペア:

[(1, 31340550), (2, 15670275), (3, 10446850), (5, 6268110), (6, 5223425), (10, 3134055), (15, 2089370), (25, 1253622), (30, 1044685), (43, 728850), (50, 626811), (75, 417874), (86, 364425), (113, 277350), (129, 242950), (150, 208937), (215, 145770), (226, 138675), (258, 121475), (339, 92450), (430, 72885), (565, 55470), (645, 48590), (678, 46225), (1075, 29154), (1130, 27735), (1290, 24295), (1695, 18490), (1849, 16950), (2150, 14577), (2825, 11094), (3225, 9718), (3390, 9245), (3698, 8475), (4859, 6450), (5547, 5650)]