27864800

素因数分解:

$2^5\times 5^2\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:652

約数の個数: 72

約数和(自身を含む): 69261192

約数和(自身を除く): 41396392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 80, 100, 122, 160, 200, 244, 305, 400, 488, 571, 610, 800, 976, 1142, 1220, 1525, 1952, 2284, 2440, 2855, 3050, 4568, 4880, 5710, 6100, 9136, 9760, 11420, 12200, 14275, 18272, 22840, 24400, 28550, 34831, 45680, 48800, 57100, 69662, 91360, 114200, 139324, 174155, 228400, 278648, 348310, 456800, 557296, 696620, 870775, 1114592, 1393240, 1741550, 2786480, 3483100, 5572960, 6966200, 13932400, 27864800]

約数ペア:

[(1, 27864800), (2, 13932400), (4, 6966200), (5, 5572960), (8, 3483100), (10, 2786480), (16, 1741550), (20, 1393240), (25, 1114592), (32, 870775), (40, 696620), (50, 557296), (61, 456800), (80, 348310), (100, 278648), (122, 228400), (160, 174155), (200, 139324), (244, 114200), (305, 91360), (400, 69662), (488, 57100), (571, 48800), (610, 45680), (800, 34831), (976, 28550), (1142, 24400), (1220, 22840), (1525, 18272), (1952, 14275), (2284, 12200), (2440, 11420), (2855, 9760), (3050, 9136), (4568, 6100), (4880, 5710)]