27718400

素因数分解:

$2^8\times 5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 108

約数和(自身を含む): 70714224

約数和(自身を除く): 42995824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 71, 80, 100, 122, 128, 142, 160, 200, 244, 256, 284, 305, 320, 355, 400, 488, 568, 610, 640, 710, 800, 976, 1136, 1220, 1280, 1420, 1525, 1600, 1775, 1952, 2272, 2440, 2840, 3050, 3200, 3550, 3904, 4331, 4544, 4880, 5680, 6100, 6400, 7100, 7808, 8662, 9088, 9760, 11360, 12200, 14200, 15616, 17324, 18176, 19520, 21655, 22720, 24400, 28400, 34648, 39040, 43310, 45440, 48800, 56800, 69296, 78080, 86620, 90880, 97600, 108275, 113600, 138592, 173240, 195200, 216550, 227200, 277184, 346480, 390400, 433100, 454400, 554368, 692960, 866200, 1108736, 1385920, 1732400, 2771840, 3464800, 5543680, 6929600, 13859200, 27718400]

約数ペア:

[(1, 27718400), (2, 13859200), (4, 6929600), (5, 5543680), (8, 3464800), (10, 2771840), (16, 1732400), (20, 1385920), (25, 1108736), (32, 866200), (40, 692960), (50, 554368), (61, 454400), (64, 433100), (71, 390400), (80, 346480), (100, 277184), (122, 227200), (128, 216550), (142, 195200), (160, 173240), (200, 138592), (244, 113600), (256, 108275), (284, 97600), (305, 90880), (320, 86620), (355, 78080), (400, 69296), (488, 56800), (568, 48800), (610, 45440), (640, 43310), (710, 39040), (800, 34648), (976, 28400), (1136, 24400), (1220, 22720), (1280, 21655), (1420, 19520), (1525, 18176), (1600, 17324), (1775, 15616), (1952, 14200), (2272, 12200), (2440, 11360), (2840, 9760), (3050, 9088), (3200, 8662), (3550, 7808), (3904, 7100), (4331, 6400), (4544, 6100), (4880, 5680)]