80752204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 168101360

約数和(自身を除く): 87349156

約数列:

[1, 2, 4, 13, 19, 26, 37, 38, 47, 52, 74, 76, 94, 148, 188, 247, 481, 494, 611, 703, 893, 962, 988, 1222, 1406, 1739, 1786, 1924, 2209, 2444, 2812, 3478, 3572, 4418, 6956, 8836, 9139, 11609, 18278, 22607, 23218, 28717, 33041, 36556, 41971, 45214, 46436, 57434, 66082, 81733, 83942, 90428, 114868, 132164, 163466, 167884, 326932, 429533, 545623, 859066, 1062529, 1091246, 1552927, 1718132, 2125058, 2182492, 3105854, 4250116, 6211708, 20188051, 40376102, 80752204]

約数ペア:

[(1, 80752204), (2, 40376102), (4, 20188051), (13, 6211708), (19, 4250116), (26, 3105854), (37, 2182492), (38, 2125058), (47, 1718132), (52, 1552927), (74, 1091246), (76, 1062529), (94, 859066), (148, 545623), (188, 429533), (247, 326932), (481, 167884), (494, 163466), (611, 132164), (703, 114868), (893, 90428), (962, 83942), (988, 81733), (1222, 66082), (1406, 57434), (1739, 46436), (1786, 45214), (1924, 41971), (2209, 36556), (2444, 33041), (2812, 28717), (3478, 23218), (3572, 22607), (4418, 18278), (6956, 11609), (8836, 9139)]