39989300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1619}}^1$

素因数の和:1665

約数の個数: 72

約数和(自身を含む): 98431200

約数和(自身を除く): 58441900

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1619, 1900, 2470, 3238, 4940, 6175, 6476, 8095, 12350, 16190, 21047, 24700, 30761, 32380, 40475, 42094, 61522, 80950, 84188, 105235, 123044, 153805, 161900, 210470, 307610, 399893, 420940, 526175, 615220, 769025, 799786, 1052350, 1538050, 1599572, 1999465, 2104700, 3076100, 3998930, 7997860, 9997325, 19994650, 39989300]

約数ペア:

[(1, 39989300), (2, 19994650), (4, 9997325), (5, 7997860), (10, 3998930), (13, 3076100), (19, 2104700), (20, 1999465), (25, 1599572), (26, 1538050), (38, 1052350), (50, 799786), (52, 769025), (65, 615220), (76, 526175), (95, 420940), (100, 399893), (130, 307610), (190, 210470), (247, 161900), (260, 153805), (325, 123044), (380, 105235), (475, 84188), (494, 80950), (650, 61522), (950, 42094), (988, 40475), (1235, 32380), (1300, 30761), (1619, 24700), (1900, 21047), (2470, 16190), (3238, 12350), (4940, 8095), (6175, 6476)]