25388880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:249

約数の個数: 160

約数和(自身を含む): 87851520

約数和(自身を除く): 62462640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 59, 60, 66, 80, 88, 110, 118, 120, 132, 163, 165, 176, 177, 220, 236, 240, 264, 295, 326, 330, 354, 440, 472, 489, 528, 590, 649, 652, 660, 708, 815, 880, 885, 944, 978, 1180, 1298, 1304, 1320, 1416, 1630, 1770, 1793, 1947, 1956, 2360, 2445, 2596, 2608, 2640, 2832, 3245, 3260, 3540, 3586, 3894, 3912, 4720, 4890, 5192, 5379, 6490, 6520, 7080, 7172, 7788, 7824, 8965, 9617, 9735, 9780, 10384, 10758, 12980, 13040, 14160, 14344, 15576, 17930, 19234, 19470, 19560, 21516, 25960, 26895, 28688, 28851, 31152, 35860, 38468, 38940, 39120, 43032, 48085, 51920, 53790, 57702, 71720, 76936, 77880, 86064, 96170, 105787, 107580, 115404, 143440, 144255, 153872, 155760, 192340, 211574, 215160, 230808, 288510, 317361, 384680, 423148, 430320, 461616, 528935, 577020, 634722, 769360, 846296, 1057870, 1154040, 1269444, 1586805, 1692592, 2115740, 2308080, 2538888, 3173610, 4231480, 5077776, 6347220, 8462960, 12694440, 25388880]

約数ペア:

[(1, 25388880), (2, 12694440), (3, 8462960), (4, 6347220), (5, 5077776), (6, 4231480), (8, 3173610), (10, 2538888), (11, 2308080), (12, 2115740), (15, 1692592), (16, 1586805), (20, 1269444), (22, 1154040), (24, 1057870), (30, 846296), (33, 769360), (40, 634722), (44, 577020), (48, 528935), (55, 461616), (59, 430320), (60, 423148), (66, 384680), (80, 317361), (88, 288510), (110, 230808), (118, 215160), (120, 211574), (132, 192340), (163, 155760), (165, 153872), (176, 144255), (177, 143440), (220, 115404), (236, 107580), (240, 105787), (264, 96170), (295, 86064), (326, 77880), (330, 76936), (354, 71720), (440, 57702), (472, 53790), (489, 51920), (528, 48085), (590, 43032), (649, 39120), (652, 38940), (660, 38468), (708, 35860), (815, 31152), (880, 28851), (885, 28688), (944, 26895), (978, 25960), (1180, 21516), (1298, 19560), (1304, 19470), (1320, 19234), (1416, 17930), (1630, 15576), (1770, 14344), (1793, 14160), (1947, 13040), (1956, 12980), (2360, 10758), (2445, 10384), (2596, 9780), (2608, 9735), (2640, 9617), (2832, 8965), (3245, 7824), (3260, 7788), (3540, 7172), (3586, 7080), (3894, 6520), (3912, 6490), (4720, 5379), (4890, 5192)]