31583120

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9629}}^1$

素因数の和:9683

約数の個数: 40

約数和(自身を含む): 75229560

約数和(自身を除く): 43646440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 9629, 19258, 38516, 48145, 77032, 96290, 154064, 192580, 385160, 394789, 770320, 789578, 1579156, 1973945, 3158312, 3947890, 6316624, 7895780, 15791560, 31583120]

約数ペア:

[(1, 31583120), (2, 15791560), (4, 7895780), (5, 6316624), (8, 3947890), (10, 3158312), (16, 1973945), (20, 1579156), (40, 789578), (41, 770320), (80, 394789), (82, 385160), (164, 192580), (205, 154064), (328, 96290), (410, 77032), (656, 48145), (820, 38516), (1640, 19258), (3280, 9629)]