317200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:92

約数の個数: 60

約数和(自身を含む): 834148

約数和(自身を除く): 516948

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 61, 65, 80, 100, 104, 122, 130, 200, 208, 244, 260, 305, 325, 400, 488, 520, 610, 650, 793, 976, 1040, 1220, 1300, 1525, 1586, 2440, 2600, 3050, 3172, 3965, 4880, 5200, 6100, 6344, 7930, 12200, 12688, 15860, 19825, 24400, 31720, 39650, 63440, 79300, 158600, 317200]

約数ペア:

[(1, 317200), (2, 158600), (4, 79300), (5, 63440), (8, 39650), (10, 31720), (13, 24400), (16, 19825), (20, 15860), (25, 12688), (26, 12200), (40, 7930), (50, 6344), (52, 6100), (61, 5200), (65, 4880), (80, 3965), (100, 3172), (104, 3050), (122, 2600), (130, 2440), (200, 1586), (208, 1525), (244, 1300), (260, 1220), (305, 1040), (325, 976), (400, 793), (488, 650), (520, 610)]