859635520

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{65521}}^1$

素因数の和:65579

約数の個数: 56

約数和(自身を含む): 2096966088

約数和(自身を除く): 1237330568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6560, 13120, 65521, 131042, 262084, 327605, 524168, 655210, 1048336, 1310420, 2096672, 2620840, 2686361, 4193344, 5241680, 5372722, 10483360, 10745444, 13431805, 20966720, 21490888, 26863610, 42981776, 53727220, 85963552, 107454440, 171927104, 214908880, 429817760, 859635520]

約数ペア:

[(1, 859635520), (2, 429817760), (4, 214908880), (5, 171927104), (8, 107454440), (10, 85963552), (16, 53727220), (20, 42981776), (32, 26863610), (40, 21490888), (41, 20966720), (64, 13431805), (80, 10745444), (82, 10483360), (160, 5372722), (164, 5241680), (205, 4193344), (320, 2686361), (328, 2620840), (410, 2096672), (656, 1310420), (820, 1048336), (1312, 655210), (1640, 524168), (2624, 327605), (3280, 262084), (6560, 131042), (13120, 65521)]