71110400

素因数分解:

$2^8\times 5^2\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:338

約数の個数: 108

約数和(自身を含む): 180967584

約数和(自身を除く): 109857184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 128, 160, 164, 200, 205, 256, 271, 320, 328, 400, 410, 542, 640, 656, 800, 820, 1025, 1084, 1280, 1312, 1355, 1600, 1640, 2050, 2168, 2624, 2710, 3200, 3280, 4100, 4336, 5248, 5420, 6400, 6560, 6775, 8200, 8672, 10496, 10840, 11111, 13120, 13550, 16400, 17344, 21680, 22222, 26240, 27100, 32800, 34688, 43360, 44444, 52480, 54200, 55555, 65600, 69376, 86720, 88888, 108400, 111110, 131200, 173440, 177776, 216800, 222220, 262400, 277775, 346880, 355552, 433600, 444440, 555550, 711104, 867200, 888880, 1111100, 1422208, 1734400, 1777760, 2222200, 2844416, 3555520, 4444400, 7111040, 8888800, 14222080, 17777600, 35555200, 71110400]

約数ペア:

[(1, 71110400), (2, 35555200), (4, 17777600), (5, 14222080), (8, 8888800), (10, 7111040), (16, 4444400), (20, 3555520), (25, 2844416), (32, 2222200), (40, 1777760), (41, 1734400), (50, 1422208), (64, 1111100), (80, 888880), (82, 867200), (100, 711104), (128, 555550), (160, 444440), (164, 433600), (200, 355552), (205, 346880), (256, 277775), (271, 262400), (320, 222220), (328, 216800), (400, 177776), (410, 173440), (542, 131200), (640, 111110), (656, 108400), (800, 88888), (820, 86720), (1025, 69376), (1084, 65600), (1280, 55555), (1312, 54200), (1355, 52480), (1600, 44444), (1640, 43360), (2050, 34688), (2168, 32800), (2624, 27100), (2710, 26240), (3200, 22222), (3280, 21680), (4100, 17344), (4336, 16400), (5248, 13550), (5420, 13120), (6400, 11111), (6560, 10840), (6775, 10496), (8200, 8672)]