205262080

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9433}}^1$

素因数の和:9471

約数の個数: 72

約数和(自身を含む): 520643592

約数和(自身を除く): 315381512

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 9433, 10880, 18866, 21760, 37732, 47165, 75464, 94330, 150928, 160361, 188660, 301856, 320722, 377320, 603712, 641444, 754640, 801805, 1207424, 1282888, 1509280, 1603610, 2414848, 2565776, 3018560, 3207220, 5131552, 6037120, 6414440, 10263104, 12074240, 12828880, 20526208, 25657760, 41052416, 51315520, 102631040, 205262080]

約数ペア:

[(1, 205262080), (2, 102631040), (4, 51315520), (5, 41052416), (8, 25657760), (10, 20526208), (16, 12828880), (17, 12074240), (20, 10263104), (32, 6414440), (34, 6037120), (40, 5131552), (64, 3207220), (68, 3018560), (80, 2565776), (85, 2414848), (128, 1603610), (136, 1509280), (160, 1282888), (170, 1207424), (256, 801805), (272, 754640), (320, 641444), (340, 603712), (544, 377320), (640, 320722), (680, 301856), (1088, 188660), (1280, 160361), (1360, 150928), (2176, 94330), (2720, 75464), (4352, 47165), (5440, 37732), (9433, 21760), (10880, 18866)]