12750140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 31752000

約数和(自身を除く): 19001860

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 29, 38, 52, 58, 65, 76, 89, 95, 116, 130, 145, 178, 190, 247, 260, 290, 356, 377, 380, 445, 494, 551, 580, 754, 890, 988, 1102, 1157, 1235, 1508, 1691, 1780, 1885, 2204, 2314, 2470, 2581, 2755, 3382, 3770, 4628, 4940, 5162, 5510, 5785, 6764, 7163, 7540, 8455, 10324, 11020, 11570, 12905, 14326, 16910, 21983, 23140, 25810, 28652, 33553, 33820, 35815, 43966, 49039, 51620, 67106, 71630, 87932, 98078, 109915, 134212, 143260, 167765, 196156, 219830, 245195, 335530, 439660, 490390, 637507, 671060, 980780, 1275014, 2550028, 3187535, 6375070, 12750140]

約数ペア:

[(1, 12750140), (2, 6375070), (4, 3187535), (5, 2550028), (10, 1275014), (13, 980780), (19, 671060), (20, 637507), (26, 490390), (29, 439660), (38, 335530), (52, 245195), (58, 219830), (65, 196156), (76, 167765), (89, 143260), (95, 134212), (116, 109915), (130, 98078), (145, 87932), (178, 71630), (190, 67106), (247, 51620), (260, 49039), (290, 43966), (356, 35815), (377, 33820), (380, 33553), (445, 28652), (494, 25810), (551, 23140), (580, 21983), (754, 16910), (890, 14326), (988, 12905), (1102, 11570), (1157, 11020), (1235, 10324), (1508, 8455), (1691, 7540), (1780, 7163), (1885, 6764), (2204, 5785), (2314, 5510), (2470, 5162), (2581, 4940), (2755, 4628), (3382, 3770)]