254718568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{47}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 555770880

約数和(自身を除く): 301052312

約数列:

[1, 2, 4, 8, 13, 26, 31, 41, 47, 52, 62, 82, 94, 104, 124, 164, 188, 248, 328, 376, 403, 533, 611, 806, 1066, 1222, 1271, 1457, 1612, 1681, 1927, 2132, 2444, 2542, 2914, 3224, 3362, 3854, 4264, 4888, 5084, 5828, 6724, 7708, 10168, 11656, 13448, 15416, 16523, 18941, 21853, 25051, 33046, 37882, 43706, 50102, 52111, 59737, 66092, 75764, 79007, 87412, 100204, 104222, 119474, 132184, 151528, 158014, 174824, 200408, 208444, 238948, 316028, 416888, 477896, 632056, 677443, 776581, 1027091, 1354886, 1553162, 2054182, 2449217, 2709772, 3106324, 4108364, 4898434, 5419544, 6212648, 8216728, 9796868, 19593736, 31839821, 63679642, 127359284, 254718568]

約数ペア:

[(1, 254718568), (2, 127359284), (4, 63679642), (8, 31839821), (13, 19593736), (26, 9796868), (31, 8216728), (41, 6212648), (47, 5419544), (52, 4898434), (62, 4108364), (82, 3106324), (94, 2709772), (104, 2449217), (124, 2054182), (164, 1553162), (188, 1354886), (248, 1027091), (328, 776581), (376, 677443), (403, 632056), (533, 477896), (611, 416888), (806, 316028), (1066, 238948), (1222, 208444), (1271, 200408), (1457, 174824), (1612, 158014), (1681, 151528), (1927, 132184), (2132, 119474), (2444, 104222), (2542, 100204), (2914, 87412), (3224, 79007), (3362, 75764), (3854, 66092), (4264, 59737), (4888, 52111), (5084, 50102), (5828, 43706), (6724, 37882), (7708, 33046), (10168, 25051), (11656, 21853), (13448, 18941), (15416, 16523)]