87652180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 239936256

約数和(自身を除く): 152284076

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 49, 55, 70, 77, 94, 98, 110, 140, 154, 173, 188, 196, 220, 235, 245, 308, 329, 346, 385, 470, 490, 517, 539, 658, 692, 770, 865, 940, 980, 1034, 1078, 1211, 1316, 1540, 1645, 1730, 1903, 2068, 2156, 2303, 2422, 2585, 2695, 3290, 3460, 3619, 3806, 4606, 4844, 5170, 5390, 6055, 6580, 7238, 7612, 8131, 8477, 9212, 9515, 10340, 10780, 11515, 12110, 13321, 14476, 16262, 16954, 18095, 19030, 23030, 24220, 25333, 26642, 32524, 33908, 36190, 38060, 40655, 42385, 46060, 50666, 53284, 56917, 66605, 72380, 81310, 84770, 89441, 93247, 101332, 113834, 126665, 133210, 162620, 169540, 178882, 186494, 227668, 253330, 266420, 284585, 357764, 372988, 398419, 447205, 466235, 506660, 569170, 626087, 796838, 894410, 932470, 1138340, 1252174, 1593676, 1788820, 1864940, 1992095, 2504348, 3130435, 3984190, 4382609, 6260870, 7968380, 8765218, 12521740, 17530436, 21913045, 43826090, 87652180]

約数ペア:

[(1, 87652180), (2, 43826090), (4, 21913045), (5, 17530436), (7, 12521740), (10, 8765218), (11, 7968380), (14, 6260870), (20, 4382609), (22, 3984190), (28, 3130435), (35, 2504348), (44, 1992095), (47, 1864940), (49, 1788820), (55, 1593676), (70, 1252174), (77, 1138340), (94, 932470), (98, 894410), (110, 796838), (140, 626087), (154, 569170), (173, 506660), (188, 466235), (196, 447205), (220, 398419), (235, 372988), (245, 357764), (308, 284585), (329, 266420), (346, 253330), (385, 227668), (470, 186494), (490, 178882), (517, 169540), (539, 162620), (658, 133210), (692, 126665), (770, 113834), (865, 101332), (940, 93247), (980, 89441), (1034, 84770), (1078, 81310), (1211, 72380), (1316, 66605), (1540, 56917), (1645, 53284), (1730, 50666), (1903, 46060), (2068, 42385), (2156, 40655), (2303, 38060), (2422, 36190), (2585, 33908), (2695, 32524), (3290, 26642), (3460, 25333), (3619, 24220), (3806, 23030), (4606, 19030), (4844, 18095), (5170, 16954), (5390, 16262), (6055, 14476), (6580, 13321), (7238, 12110), (7612, 11515), (8131, 10780), (8477, 10340), (9212, 9515)]