78187216

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:536

約数の個数: 60

約数和(自身を含む): 165633868

約数和(自身を除く): 87446652

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 289, 296, 457, 578, 592, 629, 914, 1156, 1258, 1828, 2312, 2516, 3656, 4624, 5032, 7312, 7769, 10064, 10693, 15538, 16909, 21386, 31076, 33818, 42772, 62152, 67636, 85544, 124304, 132073, 135272, 171088, 264146, 270544, 287453, 528292, 574906, 1056584, 1149812, 2113168, 2299624, 4599248, 4886701, 9773402, 19546804, 39093608, 78187216]

約数ペア:

[(1, 78187216), (2, 39093608), (4, 19546804), (8, 9773402), (16, 4886701), (17, 4599248), (34, 2299624), (37, 2113168), (68, 1149812), (74, 1056584), (136, 574906), (148, 528292), (272, 287453), (289, 270544), (296, 264146), (457, 171088), (578, 135272), (592, 132073), (629, 124304), (914, 85544), (1156, 67636), (1258, 62152), (1828, 42772), (2312, 33818), (2516, 31076), (3656, 21386), (4624, 16909), (5032, 15538), (7312, 10693), (7769, 10064)]