79402480

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:434

約数の個数: 80

約数和(自身を含む): 191800224

約数和(自身を除く): 112397744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 61, 80, 106, 122, 212, 244, 265, 305, 307, 424, 488, 530, 610, 614, 848, 976, 1060, 1220, 1228, 1535, 2120, 2440, 2456, 3070, 3233, 4240, 4880, 4912, 6140, 6466, 12280, 12932, 16165, 16271, 18727, 24560, 25864, 32330, 32542, 37454, 51728, 64660, 65084, 74908, 81355, 93635, 129320, 130168, 149816, 162710, 187270, 258640, 260336, 299632, 325420, 374540, 650840, 749080, 992531, 1301680, 1498160, 1985062, 3970124, 4962655, 7940248, 9925310, 15880496, 19850620, 39701240, 79402480]

約数ペア:

[(1, 79402480), (2, 39701240), (4, 19850620), (5, 15880496), (8, 9925310), (10, 7940248), (16, 4962655), (20, 3970124), (40, 1985062), (53, 1498160), (61, 1301680), (80, 992531), (106, 749080), (122, 650840), (212, 374540), (244, 325420), (265, 299632), (305, 260336), (307, 258640), (424, 187270), (488, 162710), (530, 149816), (610, 130168), (614, 129320), (848, 93635), (976, 81355), (1060, 74908), (1220, 65084), (1228, 64660), (1535, 51728), (2120, 37454), (2440, 32542), (2456, 32330), (3070, 25864), (3233, 24560), (4240, 18727), (4880, 16271), (4912, 16165), (6140, 12932), (6466, 12280)]