82758640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 200844288

約数和(自身を除く): 118085648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 73, 74, 80, 146, 148, 185, 292, 296, 365, 370, 383, 584, 592, 730, 740, 766, 1168, 1460, 1480, 1532, 1915, 2701, 2920, 2960, 3064, 3830, 5402, 5840, 6128, 7660, 10804, 13505, 14171, 15320, 21608, 27010, 27959, 28342, 30640, 43216, 54020, 55918, 56684, 70855, 108040, 111836, 113368, 139795, 141710, 216080, 223672, 226736, 279590, 283420, 447344, 559180, 566840, 1034483, 1118360, 1133680, 2068966, 2236720, 4137932, 5172415, 8275864, 10344830, 16551728, 20689660, 41379320, 82758640]

約数ペア:

[(1, 82758640), (2, 41379320), (4, 20689660), (5, 16551728), (8, 10344830), (10, 8275864), (16, 5172415), (20, 4137932), (37, 2236720), (40, 2068966), (73, 1133680), (74, 1118360), (80, 1034483), (146, 566840), (148, 559180), (185, 447344), (292, 283420), (296, 279590), (365, 226736), (370, 223672), (383, 216080), (584, 141710), (592, 139795), (730, 113368), (740, 111836), (766, 108040), (1168, 70855), (1460, 56684), (1480, 55918), (1532, 54020), (1915, 43216), (2701, 30640), (2920, 28342), (2960, 27959), (3064, 27010), (3830, 21608), (5402, 15320), (5840, 14171), (6128, 13505), (7660, 10804)]