1640673808

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{199}}^1\times {\mathrm{1783}}^1$

素因数の和:2024

約数の個数: 60

約数和(自身を含む): 3395665600

約数和(自身を除く): 1754991792

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 199, 272, 289, 398, 578, 796, 1156, 1592, 1783, 2312, 3184, 3383, 3566, 4624, 6766, 7132, 13532, 14264, 27064, 28528, 30311, 54128, 57511, 60622, 115022, 121244, 230044, 242488, 354817, 460088, 484976, 515287, 709634, 920176, 1030574, 1419268, 2061148, 2838536, 4122296, 5677072, 6031889, 8244592, 12063778, 24127556, 48255112, 96510224, 102542113, 205084226, 410168452, 820336904, 1640673808]

約数ペア:

[(1, 1640673808), (2, 820336904), (4, 410168452), (8, 205084226), (16, 102542113), (17, 96510224), (34, 48255112), (68, 24127556), (136, 12063778), (199, 8244592), (272, 6031889), (289, 5677072), (398, 4122296), (578, 2838536), (796, 2061148), (1156, 1419268), (1592, 1030574), (1783, 920176), (2312, 709634), (3184, 515287), (3383, 484976), (3566, 460088), (4624, 354817), (6766, 242488), (7132, 230044), (13532, 121244), (14264, 115022), (27064, 60622), (28528, 57511), (30311, 54128)]