33509008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 75342400

約数和(自身を除く): 41833392

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 61, 76, 104, 122, 139, 152, 208, 244, 247, 278, 304, 488, 494, 556, 793, 976, 988, 1112, 1159, 1586, 1807, 1976, 2224, 2318, 2641, 3172, 3614, 3952, 4636, 5282, 6344, 7228, 8479, 9272, 10564, 12688, 14456, 15067, 16958, 18544, 21128, 28912, 30134, 33916, 34333, 42256, 60268, 67832, 68666, 110227, 120536, 135664, 137332, 161101, 220454, 241072, 274664, 322202, 440908, 549328, 644404, 881816, 1288808, 1763632, 2094313, 2577616, 4188626, 8377252, 16754504, 33509008]

約数ペア:

[(1, 33509008), (2, 16754504), (4, 8377252), (8, 4188626), (13, 2577616), (16, 2094313), (19, 1763632), (26, 1288808), (38, 881816), (52, 644404), (61, 549328), (76, 440908), (104, 322202), (122, 274664), (139, 241072), (152, 220454), (208, 161101), (244, 137332), (247, 135664), (278, 120536), (304, 110227), (488, 68666), (494, 67832), (556, 60268), (793, 42256), (976, 34333), (988, 33916), (1112, 30134), (1159, 28912), (1586, 21128), (1807, 18544), (1976, 16958), (2224, 15067), (2318, 14456), (2641, 12688), (3172, 10564), (3614, 9272), (3952, 8479), (4636, 7228), (5282, 6344)]