12892100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 30914688

約数和(自身を除く): 18022588

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 47, 50, 52, 65, 94, 100, 130, 188, 211, 235, 260, 325, 422, 470, 611, 650, 844, 940, 1055, 1175, 1222, 1300, 2110, 2350, 2444, 2743, 3055, 4220, 4700, 5275, 5486, 6110, 9917, 10550, 10972, 12220, 13715, 15275, 19834, 21100, 27430, 30550, 39668, 49585, 54860, 61100, 68575, 99170, 128921, 137150, 198340, 247925, 257842, 274300, 495850, 515684, 644605, 991700, 1289210, 2578420, 3223025, 6446050, 12892100]

約数ペア:

[(1, 12892100), (2, 6446050), (4, 3223025), (5, 2578420), (10, 1289210), (13, 991700), (20, 644605), (25, 515684), (26, 495850), (47, 274300), (50, 257842), (52, 247925), (65, 198340), (94, 137150), (100, 128921), (130, 99170), (188, 68575), (211, 61100), (235, 54860), (260, 49585), (325, 39668), (422, 30550), (470, 27430), (611, 21100), (650, 19834), (844, 15275), (940, 13715), (1055, 12220), (1175, 10972), (1222, 10550), (1300, 9917), (2110, 6110), (2350, 5486), (2444, 5275), (2743, 4700), (3055, 4220)]