31504928

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:410

約数の個数: 96

約数和(自身を含む): 79027200

約数和(自身を除く): 47522272

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 224, 248, 349, 364, 403, 416, 434, 496, 698, 728, 806, 868, 992, 1396, 1456, 1612, 1736, 2443, 2792, 2821, 2912, 3224, 3472, 4537, 4886, 5584, 5642, 6448, 6944, 9074, 9772, 10819, 11168, 11284, 12896, 18148, 19544, 21638, 22568, 31759, 36296, 39088, 43276, 45136, 63518, 72592, 75733, 78176, 86552, 90272, 127036, 140647, 145184, 151466, 173104, 254072, 281294, 302932, 346208, 508144, 562588, 605864, 984529, 1016288, 1125176, 1211728, 1969058, 2250352, 2423456, 3938116, 4500704, 7876232, 15752464, 31504928]

約数ペア:

[(1, 31504928), (2, 15752464), (4, 7876232), (7, 4500704), (8, 3938116), (13, 2423456), (14, 2250352), (16, 1969058), (26, 1211728), (28, 1125176), (31, 1016288), (32, 984529), (52, 605864), (56, 562588), (62, 508144), (91, 346208), (104, 302932), (112, 281294), (124, 254072), (182, 173104), (208, 151466), (217, 145184), (224, 140647), (248, 127036), (349, 90272), (364, 86552), (403, 78176), (416, 75733), (434, 72592), (496, 63518), (698, 45136), (728, 43276), (806, 39088), (868, 36296), (992, 31759), (1396, 22568), (1456, 21638), (1612, 19544), (1736, 18148), (2443, 12896), (2792, 11284), (2821, 11168), (2912, 10819), (3224, 9772), (3472, 9074), (4537, 6944), (4886, 6448), (5584, 5642)]