78754880

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:532

約数の個数: 112

約数和(自身を含む): 205410816

約数和(自身を除く): 126655936

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 320, 340, 467, 496, 527, 544, 620, 680, 934, 992, 1054, 1088, 1240, 1360, 1868, 1984, 2108, 2335, 2480, 2635, 2720, 3736, 4216, 4670, 4960, 5270, 5440, 7472, 7939, 8432, 9340, 9920, 10540, 14477, 14944, 15878, 16864, 18680, 21080, 28954, 29888, 31756, 33728, 37360, 39695, 42160, 57908, 63512, 72385, 74720, 79390, 84320, 115816, 127024, 144770, 149440, 158780, 168640, 231632, 246109, 254048, 289540, 317560, 463264, 492218, 508096, 579080, 635120, 926528, 984436, 1158160, 1230545, 1270240, 1968872, 2316320, 2461090, 2540480, 3937744, 4632640, 4922180, 7875488, 9844360, 15750976, 19688720, 39377440, 78754880]

約数ペア:

[(1, 78754880), (2, 39377440), (4, 19688720), (5, 15750976), (8, 9844360), (10, 7875488), (16, 4922180), (17, 4632640), (20, 3937744), (31, 2540480), (32, 2461090), (34, 2316320), (40, 1968872), (62, 1270240), (64, 1230545), (68, 1158160), (80, 984436), (85, 926528), (124, 635120), (136, 579080), (155, 508096), (160, 492218), (170, 463264), (248, 317560), (272, 289540), (310, 254048), (320, 246109), (340, 231632), (467, 168640), (496, 158780), (527, 149440), (544, 144770), (620, 127024), (680, 115816), (934, 84320), (992, 79390), (1054, 74720), (1088, 72385), (1240, 63512), (1360, 57908), (1868, 42160), (1984, 39695), (2108, 37360), (2335, 33728), (2480, 31756), (2635, 29888), (2720, 28954), (3736, 21080), (4216, 18680), (4670, 16864), (4960, 15878), (5270, 14944), (5440, 14477), (7472, 10540), (7939, 9920), (8432, 9340)]