85150520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 238896000

約数和(自身を除く): 153745480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 149, 157, 182, 260, 280, 298, 314, 364, 455, 520, 596, 628, 728, 745, 785, 910, 1043, 1099, 1192, 1256, 1490, 1570, 1820, 1937, 2041, 2086, 2198, 2980, 3140, 3640, 3874, 4082, 4172, 4396, 5215, 5495, 5960, 6280, 7748, 8164, 8344, 8792, 9685, 10205, 10430, 10990, 13559, 14287, 15496, 16328, 19370, 20410, 20860, 21980, 23393, 27118, 28574, 38740, 40820, 41720, 43960, 46786, 54236, 57148, 67795, 71435, 77480, 81640, 93572, 108472, 114296, 116965, 135590, 142870, 163751, 187144, 233930, 271180, 285740, 304109, 327502, 467860, 542360, 571480, 608218, 655004, 818755, 935720, 1216436, 1310008, 1520545, 1637510, 2128763, 2432872, 3041090, 3275020, 4257526, 6082180, 6550040, 8515052, 10643815, 12164360, 17030104, 21287630, 42575260, 85150520]

約数ペア:

[(1, 85150520), (2, 42575260), (4, 21287630), (5, 17030104), (7, 12164360), (8, 10643815), (10, 8515052), (13, 6550040), (14, 6082180), (20, 4257526), (26, 3275020), (28, 3041090), (35, 2432872), (40, 2128763), (52, 1637510), (56, 1520545), (65, 1310008), (70, 1216436), (91, 935720), (104, 818755), (130, 655004), (140, 608218), (149, 571480), (157, 542360), (182, 467860), (260, 327502), (280, 304109), (298, 285740), (314, 271180), (364, 233930), (455, 187144), (520, 163751), (596, 142870), (628, 135590), (728, 116965), (745, 114296), (785, 108472), (910, 93572), (1043, 81640), (1099, 77480), (1192, 71435), (1256, 67795), (1490, 57148), (1570, 54236), (1820, 46786), (1937, 43960), (2041, 41720), (2086, 40820), (2198, 38740), (2980, 28574), (3140, 27118), (3640, 23393), (3874, 21980), (4082, 20860), (4172, 20410), (4396, 19370), (5215, 16328), (5495, 15496), (5960, 14287), (6280, 13559), (7748, 10990), (8164, 10430), (8344, 10205), (8792, 9685)]