251920448

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:304

約数の個数: 112

約数和(自身を含む): 570311280

約数和(自身を除く): 318390832

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 53, 58, 64, 104, 106, 116, 197, 208, 212, 232, 377, 394, 416, 424, 464, 689, 754, 788, 832, 848, 928, 1378, 1508, 1537, 1576, 1696, 1856, 2561, 2756, 3016, 3074, 3152, 3392, 5122, 5512, 5713, 6032, 6148, 6304, 10244, 10441, 11024, 11426, 12064, 12296, 12608, 19981, 20488, 20882, 22048, 22852, 24128, 24592, 39962, 40976, 41764, 44096, 45704, 49184, 74269, 79924, 81952, 83528, 91408, 98368, 135733, 148538, 159848, 163904, 167056, 182816, 271466, 297076, 302789, 319696, 334112, 365632, 542932, 594152, 605578, 639392, 668224, 1085864, 1188304, 1211156, 1278784, 2171728, 2376608, 2422312, 3936257, 4343456, 4753216, 4844624, 7872514, 8686912, 9689248, 15745028, 19378496, 31490056, 62980112, 125960224, 251920448]

約数ペア:

[(1, 251920448), (2, 125960224), (4, 62980112), (8, 31490056), (13, 19378496), (16, 15745028), (26, 9689248), (29, 8686912), (32, 7872514), (52, 4844624), (53, 4753216), (58, 4343456), (64, 3936257), (104, 2422312), (106, 2376608), (116, 2171728), (197, 1278784), (208, 1211156), (212, 1188304), (232, 1085864), (377, 668224), (394, 639392), (416, 605578), (424, 594152), (464, 542932), (689, 365632), (754, 334112), (788, 319696), (832, 302789), (848, 297076), (928, 271466), (1378, 182816), (1508, 167056), (1537, 163904), (1576, 159848), (1696, 148538), (1856, 135733), (2561, 98368), (2756, 91408), (3016, 83528), (3074, 81952), (3152, 79924), (3392, 74269), (5122, 49184), (5512, 45704), (5713, 44096), (6032, 41764), (6148, 40976), (6304, 39962), (10244, 24592), (10441, 24128), (11024, 22852), (11426, 22048), (12064, 20882), (12296, 20488), (12608, 19981)]