26645120

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 70502400

約数和(自身を除く): 43857280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 79, 80, 85, 124, 128, 136, 155, 158, 160, 170, 248, 272, 310, 316, 320, 340, 395, 496, 527, 544, 620, 632, 640, 680, 790, 992, 1054, 1088, 1240, 1264, 1343, 1360, 1580, 1984, 2108, 2176, 2449, 2480, 2528, 2635, 2686, 2720, 3160, 3968, 4216, 4898, 4960, 5056, 5270, 5372, 5440, 6320, 6715, 8432, 9796, 9920, 10112, 10540, 10744, 10880, 12245, 12640, 13430, 16864, 19592, 19840, 21080, 21488, 24490, 25280, 26860, 33728, 39184, 41633, 42160, 42976, 48980, 50560, 53720, 67456, 78368, 83266, 84320, 85952, 97960, 107440, 156736, 166532, 168640, 171904, 195920, 208165, 214880, 313472, 333064, 337280, 391840, 416330, 429760, 666128, 783680, 832660, 859520, 1332256, 1567360, 1665320, 2664512, 3330640, 5329024, 6661280, 13322560, 26645120]

約数ペア:

[(1, 26645120), (2, 13322560), (4, 6661280), (5, 5329024), (8, 3330640), (10, 2664512), (16, 1665320), (17, 1567360), (20, 1332256), (31, 859520), (32, 832660), (34, 783680), (40, 666128), (62, 429760), (64, 416330), (68, 391840), (79, 337280), (80, 333064), (85, 313472), (124, 214880), (128, 208165), (136, 195920), (155, 171904), (158, 168640), (160, 166532), (170, 156736), (248, 107440), (272, 97960), (310, 85952), (316, 84320), (320, 83266), (340, 78368), (395, 67456), (496, 53720), (527, 50560), (544, 48980), (620, 42976), (632, 42160), (640, 41633), (680, 39184), (790, 33728), (992, 26860), (1054, 25280), (1088, 24490), (1240, 21488), (1264, 21080), (1343, 19840), (1360, 19592), (1580, 16864), (1984, 13430), (2108, 12640), (2176, 12245), (2449, 10880), (2480, 10744), (2528, 10540), (2635, 10112), (2686, 9920), (2720, 9796), (3160, 8432), (3968, 6715), (4216, 6320), (4898, 5440), (4960, 5372), (5056, 5270)]