42578500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 99800064

約数和(自身を除く): 57221564

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 41, 50, 62, 67, 82, 100, 124, 125, 134, 155, 164, 205, 250, 268, 310, 335, 410, 500, 620, 670, 775, 820, 1025, 1271, 1340, 1550, 1675, 2050, 2077, 2542, 2747, 3100, 3350, 3875, 4100, 4154, 5084, 5125, 5494, 6355, 6700, 7750, 8308, 8375, 10250, 10385, 10988, 12710, 13735, 15500, 16750, 20500, 20770, 25420, 27470, 31775, 33500, 41540, 51925, 54940, 63550, 68675, 85157, 103850, 127100, 137350, 158875, 170314, 207700, 259625, 274700, 317750, 340628, 343375, 425785, 519250, 635500, 686750, 851570, 1038500, 1373500, 1703140, 2128925, 4257850, 8515700, 10644625, 21289250, 42578500]

約数ペア:

[(1, 42578500), (2, 21289250), (4, 10644625), (5, 8515700), (10, 4257850), (20, 2128925), (25, 1703140), (31, 1373500), (41, 1038500), (50, 851570), (62, 686750), (67, 635500), (82, 519250), (100, 425785), (124, 343375), (125, 340628), (134, 317750), (155, 274700), (164, 259625), (205, 207700), (250, 170314), (268, 158875), (310, 137350), (335, 127100), (410, 103850), (500, 85157), (620, 68675), (670, 63550), (775, 54940), (820, 51925), (1025, 41540), (1271, 33500), (1340, 31775), (1550, 27470), (1675, 25420), (2050, 20770), (2077, 20500), (2542, 16750), (2747, 15500), (3100, 13735), (3350, 12710), (3875, 10988), (4100, 10385), (4154, 10250), (5084, 8375), (5125, 8308), (5494, 7750), (6355, 6700)]