31172050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 144

約数和(自身を含む): 78423552

約数和(自身を除く): 47251502

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 25, 26, 31, 34, 35, 50, 62, 65, 70, 85, 91, 119, 130, 155, 169, 170, 175, 182, 217, 221, 238, 310, 325, 338, 350, 403, 425, 434, 442, 455, 527, 595, 650, 775, 806, 845, 850, 910, 1054, 1085, 1105, 1183, 1190, 1547, 1550, 1690, 2015, 2170, 2210, 2275, 2366, 2635, 2821, 2873, 2975, 3094, 3689, 4030, 4225, 4550, 5239, 5270, 5425, 5525, 5642, 5746, 5915, 5950, 6851, 7378, 7735, 8450, 10075, 10478, 10850, 11050, 11830, 13175, 13702, 14105, 14365, 15470, 18445, 20111, 20150, 26195, 26350, 28210, 28730, 29575, 34255, 36673, 36890, 38675, 40222, 47957, 52390, 59150, 68510, 70525, 71825, 73346, 77350, 89063, 92225, 95914, 100555, 130975, 141050, 143650, 171275, 178126, 183365, 184450, 201110, 239785, 261950, 342550, 366730, 445315, 479570, 502775, 623441, 890630, 916825, 1005550, 1198925, 1246882, 1833650, 2226575, 2397850, 3117205, 4453150, 6234410, 15586025, 31172050]

約数ペア:

[(1, 31172050), (2, 15586025), (5, 6234410), (7, 4453150), (10, 3117205), (13, 2397850), (14, 2226575), (17, 1833650), (25, 1246882), (26, 1198925), (31, 1005550), (34, 916825), (35, 890630), (50, 623441), (62, 502775), (65, 479570), (70, 445315), (85, 366730), (91, 342550), (119, 261950), (130, 239785), (155, 201110), (169, 184450), (170, 183365), (175, 178126), (182, 171275), (217, 143650), (221, 141050), (238, 130975), (310, 100555), (325, 95914), (338, 92225), (350, 89063), (403, 77350), (425, 73346), (434, 71825), (442, 70525), (455, 68510), (527, 59150), (595, 52390), (650, 47957), (775, 40222), (806, 38675), (845, 36890), (850, 36673), (910, 34255), (1054, 29575), (1085, 28730), (1105, 28210), (1183, 26350), (1190, 26195), (1547, 20150), (1550, 20111), (1690, 18445), (2015, 15470), (2170, 14365), (2210, 14105), (2275, 13702), (2366, 13175), (2635, 11830), (2821, 11050), (2873, 10850), (2975, 10478), (3094, 10075), (3689, 8450), (4030, 7735), (4225, 7378), (4550, 6851), (5239, 5950), (5270, 5915), (5425, 5746), (5525, 5642)]