201012400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{26449}}^1$

素因数の和:26486

約数の個数: 60

約数和(自身を含む): 508369000

約数和(自身を除く): 307356600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 26449, 52898, 105796, 132245, 211592, 264490, 423184, 502531, 528980, 661225, 1005062, 1057960, 1322450, 2010124, 2115920, 2512655, 2644900, 4020248, 5025310, 5289800, 8040496, 10050620, 10579600, 12563275, 20101240, 25126550, 40202480, 50253100, 100506200, 201012400]

約数ペア:

[(1, 201012400), (2, 100506200), (4, 50253100), (5, 40202480), (8, 25126550), (10, 20101240), (16, 12563275), (19, 10579600), (20, 10050620), (25, 8040496), (38, 5289800), (40, 5025310), (50, 4020248), (76, 2644900), (80, 2512655), (95, 2115920), (100, 2010124), (152, 1322450), (190, 1057960), (200, 1005062), (304, 661225), (380, 528980), (400, 502531), (475, 423184), (760, 264490), (950, 211592), (1520, 132245), (1900, 105796), (3800, 52898), (7600, 26449)]