205587460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{241}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 496897632

約数和(自身を除く): 291310172

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 193, 221, 241, 260, 340, 386, 442, 482, 772, 884, 964, 965, 1105, 1205, 1930, 2210, 2410, 2509, 3133, 3281, 3860, 4097, 4420, 4820, 5018, 6266, 6562, 8194, 10036, 12532, 12545, 13124, 15665, 16388, 16405, 20485, 25090, 31330, 32810, 40970, 42653, 46513, 50180, 53261, 62660, 65620, 81940, 85306, 93026, 106522, 170612, 186052, 213044, 213265, 232565, 266305, 426530, 465130, 532610, 604669, 790721, 853060, 930260, 1065220, 1209338, 1581442, 2418676, 3023345, 3162884, 3953605, 6046690, 7907210, 10279373, 12093380, 15814420, 20558746, 41117492, 51396865, 102793730, 205587460]

約数ペア:

[(1, 205587460), (2, 102793730), (4, 51396865), (5, 41117492), (10, 20558746), (13, 15814420), (17, 12093380), (20, 10279373), (26, 7907210), (34, 6046690), (52, 3953605), (65, 3162884), (68, 3023345), (85, 2418676), (130, 1581442), (170, 1209338), (193, 1065220), (221, 930260), (241, 853060), (260, 790721), (340, 604669), (386, 532610), (442, 465130), (482, 426530), (772, 266305), (884, 232565), (964, 213265), (965, 213044), (1105, 186052), (1205, 170612), (1930, 106522), (2210, 93026), (2410, 85306), (2509, 81940), (3133, 65620), (3281, 62660), (3860, 53261), (4097, 50180), (4420, 46513), (4820, 42653), (5018, 40970), (6266, 32810), (6562, 31330), (8194, 25090), (10036, 20485), (12532, 16405), (12545, 16388), (13124, 15665)]