29372720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:550

約数の個数: 80

約数和(自身を含む): 74911872

約数和(自身を除く): 45539152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 463, 488, 520, 610, 793, 926, 976, 1040, 1220, 1586, 1852, 2315, 2440, 3172, 3704, 3965, 4630, 4880, 6019, 6344, 7408, 7930, 9260, 12038, 12688, 15860, 18520, 24076, 28243, 30095, 31720, 37040, 48152, 56486, 60190, 63440, 96304, 112972, 120380, 141215, 225944, 240760, 282430, 367159, 451888, 481520, 564860, 734318, 1129720, 1468636, 1835795, 2259440, 2937272, 3671590, 5874544, 7343180, 14686360, 29372720]

約数ペア:

[(1, 29372720), (2, 14686360), (4, 7343180), (5, 5874544), (8, 3671590), (10, 2937272), (13, 2259440), (16, 1835795), (20, 1468636), (26, 1129720), (40, 734318), (52, 564860), (61, 481520), (65, 451888), (80, 367159), (104, 282430), (122, 240760), (130, 225944), (208, 141215), (244, 120380), (260, 112972), (305, 96304), (463, 63440), (488, 60190), (520, 56486), (610, 48152), (793, 37040), (926, 31720), (976, 30095), (1040, 28243), (1220, 24076), (1586, 18520), (1852, 15860), (2315, 12688), (2440, 12038), (3172, 9260), (3704, 7930), (3965, 7408), (4630, 6344), (4880, 6019)]