5390900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 12665856

約数和(自身を除く): 7274956

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 37, 47, 50, 62, 74, 94, 100, 124, 148, 155, 185, 188, 235, 310, 370, 470, 620, 740, 775, 925, 940, 1147, 1175, 1457, 1550, 1739, 1850, 2294, 2350, 2914, 3100, 3478, 3700, 4588, 4700, 5735, 5828, 6956, 7285, 8695, 11470, 14570, 17390, 22940, 28675, 29140, 34780, 36425, 43475, 53909, 57350, 72850, 86950, 107818, 114700, 145700, 173900, 215636, 269545, 539090, 1078180, 1347725, 2695450, 5390900]

約数ペア:

[(1, 5390900), (2, 2695450), (4, 1347725), (5, 1078180), (10, 539090), (20, 269545), (25, 215636), (31, 173900), (37, 145700), (47, 114700), (50, 107818), (62, 86950), (74, 72850), (94, 57350), (100, 53909), (124, 43475), (148, 36425), (155, 34780), (185, 29140), (188, 28675), (235, 22940), (310, 17390), (370, 14570), (470, 11470), (620, 8695), (740, 7285), (775, 6956), (925, 5828), (940, 5735), (1147, 4700), (1175, 4588), (1457, 3700), (1550, 3478), (1739, 3100), (1850, 2914), (2294, 2350)]