83865100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:304

約数の個数: 108

約数和(自身を含む): 207799200

約数和(自身を除く): 123934100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 44, 50, 55, 58, 100, 110, 116, 121, 145, 220, 239, 242, 275, 290, 319, 478, 484, 550, 580, 605, 638, 725, 956, 1100, 1195, 1210, 1276, 1450, 1595, 2390, 2420, 2629, 2900, 3025, 3190, 3509, 4780, 5258, 5975, 6050, 6380, 6931, 7018, 7975, 10516, 11950, 12100, 13145, 13862, 14036, 15950, 17545, 23900, 26290, 27724, 28919, 31900, 34655, 35090, 52580, 57838, 65725, 69310, 70180, 76241, 87725, 115676, 131450, 138620, 144595, 152482, 173275, 175450, 262900, 289190, 304964, 346550, 350900, 381205, 578380, 693100, 722975, 762410, 838651, 1445950, 1524820, 1677302, 1906025, 2891900, 3354604, 3812050, 4193255, 7624100, 8386510, 16773020, 20966275, 41932550, 83865100]

約数ペア:

[(1, 83865100), (2, 41932550), (4, 20966275), (5, 16773020), (10, 8386510), (11, 7624100), (20, 4193255), (22, 3812050), (25, 3354604), (29, 2891900), (44, 1906025), (50, 1677302), (55, 1524820), (58, 1445950), (100, 838651), (110, 762410), (116, 722975), (121, 693100), (145, 578380), (220, 381205), (239, 350900), (242, 346550), (275, 304964), (290, 289190), (319, 262900), (478, 175450), (484, 173275), (550, 152482), (580, 144595), (605, 138620), (638, 131450), (725, 115676), (956, 87725), (1100, 76241), (1195, 70180), (1210, 69310), (1276, 65725), (1450, 57838), (1595, 52580), (2390, 35090), (2420, 34655), (2629, 31900), (2900, 28919), (3025, 27724), (3190, 26290), (3509, 23900), (4780, 17545), (5258, 15950), (5975, 14036), (6050, 13862), (6380, 13145), (6931, 12100), (7018, 11950), (7975, 10516)]