208193968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 444775104

約数和(自身を除く): 236581136

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 137, 148, 151, 272, 274, 296, 302, 548, 592, 604, 629, 1096, 1208, 1258, 2192, 2329, 2416, 2516, 2567, 4658, 5032, 5069, 5134, 5587, 9316, 10064, 10138, 10268, 11174, 18632, 20276, 20536, 20687, 22348, 37264, 40552, 41072, 41374, 44696, 81104, 82748, 86173, 89392, 94979, 165496, 172346, 189958, 330992, 344692, 351679, 379916, 689384, 703358, 759832, 765419, 1378768, 1406716, 1519664, 1530838, 2813432, 3061676, 5626864, 6123352, 12246704, 13012123, 26024246, 52048492, 104096984, 208193968]

約数ペア:

[(1, 208193968), (2, 104096984), (4, 52048492), (8, 26024246), (16, 13012123), (17, 12246704), (34, 6123352), (37, 5626864), (68, 3061676), (74, 2813432), (136, 1530838), (137, 1519664), (148, 1406716), (151, 1378768), (272, 765419), (274, 759832), (296, 703358), (302, 689384), (548, 379916), (592, 351679), (604, 344692), (629, 330992), (1096, 189958), (1208, 172346), (1258, 165496), (2192, 94979), (2329, 89392), (2416, 86173), (2516, 82748), (2567, 81104), (4658, 44696), (5032, 41374), (5069, 41072), (5134, 40552), (5587, 37264), (9316, 22348), (10064, 20687), (10138, 20536), (10268, 20276), (11174, 18632)]