31160000

素因数分解:

$2^6\times 5^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:92

約数の個数: 140

約数和(自身を含む): 83317080

約数和(自身を除く): 52157080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 41, 50, 64, 76, 80, 82, 95, 100, 125, 152, 160, 164, 190, 200, 205, 250, 304, 320, 328, 380, 400, 410, 475, 500, 608, 625, 656, 760, 779, 800, 820, 950, 1000, 1025, 1216, 1250, 1312, 1520, 1558, 1600, 1640, 1900, 2000, 2050, 2375, 2500, 2624, 3040, 3116, 3280, 3800, 3895, 4000, 4100, 4750, 5000, 5125, 6080, 6232, 6560, 7600, 7790, 8000, 8200, 9500, 10000, 10250, 11875, 12464, 13120, 15200, 15580, 16400, 19000, 19475, 20000, 20500, 23750, 24928, 25625, 30400, 31160, 32800, 38000, 38950, 40000, 41000, 47500, 49856, 51250, 62320, 65600, 76000, 77900, 82000, 95000, 97375, 102500, 124640, 152000, 155800, 164000, 190000, 194750, 205000, 249280, 311600, 328000, 380000, 389500, 410000, 486875, 623200, 760000, 779000, 820000, 973750, 1246400, 1558000, 1640000, 1947500, 3116000, 3895000, 6232000, 7790000, 15580000, 31160000]

約数ペア:

[(1, 31160000), (2, 15580000), (4, 7790000), (5, 6232000), (8, 3895000), (10, 3116000), (16, 1947500), (19, 1640000), (20, 1558000), (25, 1246400), (32, 973750), (38, 820000), (40, 779000), (41, 760000), (50, 623200), (64, 486875), (76, 410000), (80, 389500), (82, 380000), (95, 328000), (100, 311600), (125, 249280), (152, 205000), (160, 194750), (164, 190000), (190, 164000), (200, 155800), (205, 152000), (250, 124640), (304, 102500), (320, 97375), (328, 95000), (380, 82000), (400, 77900), (410, 76000), (475, 65600), (500, 62320), (608, 51250), (625, 49856), (656, 47500), (760, 41000), (779, 40000), (800, 38950), (820, 38000), (950, 32800), (1000, 31160), (1025, 30400), (1216, 25625), (1250, 24928), (1312, 23750), (1520, 20500), (1558, 20000), (1600, 19475), (1640, 19000), (1900, 16400), (2000, 15580), (2050, 15200), (2375, 13120), (2500, 12464), (2624, 11875), (3040, 10250), (3116, 10000), (3280, 9500), (3800, 8200), (3895, 8000), (4000, 7790), (4100, 7600), (4750, 6560), (5000, 6232), (5125, 6080)]