51259840

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3907}}^1$

素因数の和:3965

約数の個数: 56

約数和(自身を含む): 125071632

約数和(自身を除く): 73811792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 3907, 6560, 7814, 13120, 15628, 19535, 31256, 39070, 62512, 78140, 125024, 156280, 160187, 250048, 312560, 320374, 625120, 640748, 800935, 1250240, 1281496, 1601870, 2562992, 3203740, 5125984, 6407480, 10251968, 12814960, 25629920, 51259840]

約数ペア:

[(1, 51259840), (2, 25629920), (4, 12814960), (5, 10251968), (8, 6407480), (10, 5125984), (16, 3203740), (20, 2562992), (32, 1601870), (40, 1281496), (41, 1250240), (64, 800935), (80, 640748), (82, 625120), (160, 320374), (164, 312560), (205, 250048), (320, 160187), (328, 156280), (410, 125024), (656, 78140), (820, 62512), (1312, 39070), (1640, 31256), (2624, 19535), (3280, 15628), (3907, 13120), (6560, 7814)]