129818800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^2\times {\mathrm{1123}}^1$

素因数の和:1175

約数の個数: 90

約数和(自身を含む): 331610348

約数和(自身を除く): 201791548

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 289, 340, 400, 425, 578, 680, 850, 1123, 1156, 1360, 1445, 1700, 2246, 2312, 2890, 3400, 4492, 4624, 5615, 5780, 6800, 7225, 8984, 11230, 11560, 14450, 17968, 19091, 22460, 23120, 28075, 28900, 38182, 44920, 56150, 57800, 76364, 89840, 95455, 112300, 115600, 152728, 190910, 224600, 305456, 324547, 381820, 449200, 477275, 649094, 763640, 954550, 1298188, 1527280, 1622735, 1909100, 2596376, 3245470, 3818200, 5192752, 6490940, 7636400, 8113675, 12981880, 16227350, 25963760, 32454700, 64909400, 129818800]

約数ペア:

[(1, 129818800), (2, 64909400), (4, 32454700), (5, 25963760), (8, 16227350), (10, 12981880), (16, 8113675), (17, 7636400), (20, 6490940), (25, 5192752), (34, 3818200), (40, 3245470), (50, 2596376), (68, 1909100), (80, 1622735), (85, 1527280), (100, 1298188), (136, 954550), (170, 763640), (200, 649094), (272, 477275), (289, 449200), (340, 381820), (400, 324547), (425, 305456), (578, 224600), (680, 190910), (850, 152728), (1123, 115600), (1156, 112300), (1360, 95455), (1445, 89840), (1700, 76364), (2246, 57800), (2312, 56150), (2890, 44920), (3400, 38182), (4492, 28900), (4624, 28075), (5615, 23120), (5780, 22460), (6800, 19091), (7225, 17968), (8984, 14450), (11230, 11560)]