26377280

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2659}}^1$

素因数の和:2707

約数の個数: 56

約数和(自身を含む): 64861440

約数和(自身を除く): 38484160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 2659, 4960, 5318, 9920, 10636, 13295, 21272, 26590, 42544, 53180, 82429, 85088, 106360, 164858, 170176, 212720, 329716, 412145, 425440, 659432, 824290, 850880, 1318864, 1648580, 2637728, 3297160, 5275456, 6594320, 13188640, 26377280]

約数ペア:

[(1, 26377280), (2, 13188640), (4, 6594320), (5, 5275456), (8, 3297160), (10, 2637728), (16, 1648580), (20, 1318864), (31, 850880), (32, 824290), (40, 659432), (62, 425440), (64, 412145), (80, 329716), (124, 212720), (155, 170176), (160, 164858), (248, 106360), (310, 85088), (320, 82429), (496, 53180), (620, 42544), (992, 26590), (1240, 21272), (1984, 13295), (2480, 10636), (2659, 9920), (4960, 5318)]