39990496

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:504

約数の個数: 96

約数和(自身を含む): 100251648

約数和(自身を除く): 60261152

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 224, 248, 364, 403, 416, 434, 443, 496, 728, 806, 868, 886, 992, 1456, 1612, 1736, 1772, 2821, 2912, 3101, 3224, 3472, 3544, 5642, 5759, 6202, 6448, 6944, 7088, 11284, 11518, 12404, 12896, 13733, 14176, 22568, 23036, 24808, 27466, 40313, 45136, 46072, 49616, 54932, 80626, 90272, 92144, 96131, 99232, 109864, 161252, 178529, 184288, 192262, 219728, 322504, 357058, 384524, 439456, 645008, 714116, 769048, 1249703, 1290016, 1428232, 1538096, 2499406, 2856464, 3076192, 4998812, 5712928, 9997624, 19995248, 39990496]

約数ペア:

[(1, 39990496), (2, 19995248), (4, 9997624), (7, 5712928), (8, 4998812), (13, 3076192), (14, 2856464), (16, 2499406), (26, 1538096), (28, 1428232), (31, 1290016), (32, 1249703), (52, 769048), (56, 714116), (62, 645008), (91, 439456), (104, 384524), (112, 357058), (124, 322504), (182, 219728), (208, 192262), (217, 184288), (224, 178529), (248, 161252), (364, 109864), (403, 99232), (416, 96131), (434, 92144), (443, 90272), (496, 80626), (728, 54932), (806, 49616), (868, 46072), (886, 45136), (992, 40313), (1456, 27466), (1612, 24808), (1736, 23036), (1772, 22568), (2821, 14176), (2912, 13733), (3101, 12896), (3224, 12404), (3472, 11518), (3544, 11284), (5642, 7088), (5759, 6944), (6202, 6448)]