253131008

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3307}}^1$

素因数の和:3359

約数の個数: 72

約数和(自身を含む): 567970368

約数和(自身を除く): 314839360

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 256, 299, 368, 416, 598, 736, 832, 1196, 1472, 1664, 2392, 2944, 3307, 3328, 4784, 5888, 6614, 9568, 13228, 19136, 26456, 38272, 42991, 52912, 76061, 76544, 85982, 105824, 152122, 171964, 211648, 304244, 343928, 423296, 608488, 687856, 846592, 988793, 1216976, 1375712, 1977586, 2433952, 2751424, 3955172, 4867904, 5502848, 7910344, 9735808, 11005696, 15820688, 19471616, 31641376, 63282752, 126565504, 253131008]

約数ペア:

[(1, 253131008), (2, 126565504), (4, 63282752), (8, 31641376), (13, 19471616), (16, 15820688), (23, 11005696), (26, 9735808), (32, 7910344), (46, 5502848), (52, 4867904), (64, 3955172), (92, 2751424), (104, 2433952), (128, 1977586), (184, 1375712), (208, 1216976), (256, 988793), (299, 846592), (368, 687856), (416, 608488), (598, 423296), (736, 343928), (832, 304244), (1196, 211648), (1472, 171964), (1664, 152122), (2392, 105824), (2944, 85982), (3307, 76544), (3328, 76061), (4784, 52912), (5888, 42991), (6614, 38272), (9568, 26456), (13228, 19136)]