2018458145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 2822688000

約数和(自身を除く): 804229855

約数列:

[1, 5, 11, 29, 55, 59, 89, 145, 241, 295, 319, 445, 649, 979, 1205, 1595, 1711, 2581, 2651, 3245, 4895, 5251, 6989, 8555, 12905, 13255, 14219, 18821, 21449, 26255, 28391, 34945, 57761, 71095, 76879, 94105, 107245, 141955, 152279, 156409, 235939, 288805, 384395, 412351, 622021, 761395, 782045, 1179695, 1265491, 1675069, 2061755, 3110105, 4535861, 6327455, 6842231, 8375345, 13920401, 22679305, 34211155, 36699239, 69602005, 183496195, 403691629, 2018458145]

約数ペア:

[(1, 2018458145), (5, 403691629), (11, 183496195), (29, 69602005), (55, 36699239), (59, 34211155), (89, 22679305), (145, 13920401), (241, 8375345), (295, 6842231), (319, 6327455), (445, 4535861), (649, 3110105), (979, 2061755), (1205, 1675069), (1595, 1265491), (1711, 1179695), (2581, 782045), (2651, 761395), (3245, 622021), (4895, 412351), (5251, 384395), (6989, 288805), (8555, 235939), (12905, 156409), (13255, 152279), (14219, 141955), (18821, 107245), (21449, 94105), (26255, 76879), (28391, 71095), (34945, 57761)]