64208864

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 72

約数和(自身を含む): 137862648

約数和(自身を除く): 73653784

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 53, 68, 106, 131, 136, 212, 262, 272, 289, 424, 524, 544, 578, 848, 901, 1048, 1156, 1696, 1802, 2096, 2227, 2312, 3604, 4192, 4454, 4624, 6943, 7208, 8908, 9248, 13886, 14416, 15317, 17816, 27772, 28832, 30634, 35632, 37859, 55544, 61268, 71264, 75718, 111088, 118031, 122536, 151436, 222176, 236062, 245072, 302872, 472124, 490144, 605744, 944248, 1211488, 1888496, 2006527, 3776992, 4013054, 8026108, 16052216, 32104432, 64208864]

約数ペア:

[(1, 64208864), (2, 32104432), (4, 16052216), (8, 8026108), (16, 4013054), (17, 3776992), (32, 2006527), (34, 1888496), (53, 1211488), (68, 944248), (106, 605744), (131, 490144), (136, 472124), (212, 302872), (262, 245072), (272, 236062), (289, 222176), (424, 151436), (524, 122536), (544, 118031), (578, 111088), (848, 75718), (901, 71264), (1048, 61268), (1156, 55544), (1696, 37859), (1802, 35632), (2096, 30634), (2227, 28832), (2312, 27772), (3604, 17816), (4192, 15317), (4454, 14416), (4624, 13886), (6943, 9248), (7208, 8908)]