493758650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 144

約数和(自身を含む): 1175549760

約数和(自身を除く): 681791110

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 89, 110, 121, 131, 154, 175, 178, 242, 262, 275, 350, 385, 445, 550, 605, 623, 655, 770, 847, 890, 917, 979, 1210, 1246, 1310, 1441, 1694, 1834, 1925, 1958, 2225, 2882, 3025, 3115, 3275, 3850, 4235, 4450, 4585, 4895, 6050, 6230, 6550, 6853, 7205, 8470, 9170, 9790, 10087, 10769, 11659, 13706, 14410, 15575, 15851, 20174, 21175, 21538, 22925, 23318, 24475, 31150, 31702, 34265, 36025, 42350, 45850, 48950, 50435, 53845, 58295, 68530, 72050, 75383, 79255, 81613, 100870, 107690, 110957, 116590, 128249, 150766, 158510, 163226, 171325, 221914, 252175, 256498, 269225, 291475, 342650, 376915, 396275, 408065, 504350, 538450, 554785, 582950, 641245, 753830, 792550, 816130, 897743, 1109570, 1282490, 1410739, 1795486, 1884575, 2040325, 2773925, 2821478, 3206225, 3769150, 4080650, 4488715, 5547850, 6412450, 7053695, 8977430, 9875173, 14107390, 19750346, 22443575, 35268475, 44887150, 49375865, 70536950, 98751730, 246879325, 493758650]

約数ペア:

[(1, 493758650), (2, 246879325), (5, 98751730), (7, 70536950), (10, 49375865), (11, 44887150), (14, 35268475), (22, 22443575), (25, 19750346), (35, 14107390), (50, 9875173), (55, 8977430), (70, 7053695), (77, 6412450), (89, 5547850), (110, 4488715), (121, 4080650), (131, 3769150), (154, 3206225), (175, 2821478), (178, 2773925), (242, 2040325), (262, 1884575), (275, 1795486), (350, 1410739), (385, 1282490), (445, 1109570), (550, 897743), (605, 816130), (623, 792550), (655, 753830), (770, 641245), (847, 582950), (890, 554785), (917, 538450), (979, 504350), (1210, 408065), (1246, 396275), (1310, 376915), (1441, 342650), (1694, 291475), (1834, 269225), (1925, 256498), (1958, 252175), (2225, 221914), (2882, 171325), (3025, 163226), (3115, 158510), (3275, 150766), (3850, 128249), (4235, 116590), (4450, 110957), (4585, 107690), (4895, 100870), (6050, 81613), (6230, 79255), (6550, 75383), (6853, 72050), (7205, 68530), (8470, 58295), (9170, 53845), (9790, 50435), (10087, 48950), (10769, 45850), (11659, 42350), (13706, 36025), (14410, 34265), (15575, 31702), (15851, 31150), (20174, 24475), (21175, 23318), (21538, 22925)]