9967400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 25370400

約数和(自身を除く): 15403000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 43, 50, 61, 76, 86, 95, 100, 122, 152, 172, 190, 200, 215, 244, 305, 344, 380, 430, 475, 488, 610, 760, 817, 860, 950, 1075, 1159, 1220, 1525, 1634, 1720, 1900, 2150, 2318, 2440, 2623, 3050, 3268, 3800, 4085, 4300, 4636, 5246, 5795, 6100, 6536, 8170, 8600, 9272, 10492, 11590, 12200, 13115, 16340, 20425, 20984, 23180, 26230, 28975, 32680, 40850, 46360, 49837, 52460, 57950, 65575, 81700, 99674, 104920, 115900, 131150, 163400, 199348, 231800, 249185, 262300, 398696, 498370, 524600, 996740, 1245925, 1993480, 2491850, 4983700, 9967400]

約数ペア:

[(1, 9967400), (2, 4983700), (4, 2491850), (5, 1993480), (8, 1245925), (10, 996740), (19, 524600), (20, 498370), (25, 398696), (38, 262300), (40, 249185), (43, 231800), (50, 199348), (61, 163400), (76, 131150), (86, 115900), (95, 104920), (100, 99674), (122, 81700), (152, 65575), (172, 57950), (190, 52460), (200, 49837), (215, 46360), (244, 40850), (305, 32680), (344, 28975), (380, 26230), (430, 23180), (475, 20984), (488, 20425), (610, 16340), (760, 13115), (817, 12200), (860, 11590), (950, 10492), (1075, 9272), (1159, 8600), (1220, 8170), (1525, 6536), (1634, 6100), (1720, 5795), (1900, 5246), (2150, 4636), (2318, 4300), (2440, 4085), (2623, 3800), (3050, 3268)]