90474700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{22067}}^1$

素因数の和:22122

約数の個数: 36

約数和(自身を含む): 201127752

約数和(自身を除く): 110653052

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 22067, 44134, 88268, 110335, 220670, 441340, 551675, 904747, 1103350, 1809494, 2206700, 3618988, 4523735, 9047470, 18094940, 22618675, 45237350, 90474700]

約数ペア:

[(1, 90474700), (2, 45237350), (4, 22618675), (5, 18094940), (10, 9047470), (20, 4523735), (25, 3618988), (41, 2206700), (50, 1809494), (82, 1103350), (100, 904747), (164, 551675), (205, 441340), (410, 220670), (820, 110335), (1025, 88268), (2050, 44134), (4100, 22067)]