31216900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 83119680

約数和(自身を除く): 51902780

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 37, 44, 50, 52, 55, 59, 65, 74, 100, 110, 118, 130, 143, 148, 185, 220, 236, 260, 275, 286, 295, 325, 370, 407, 481, 550, 572, 590, 649, 650, 715, 740, 767, 814, 925, 962, 1100, 1180, 1298, 1300, 1430, 1475, 1534, 1628, 1850, 1924, 2035, 2183, 2405, 2596, 2860, 2950, 3068, 3245, 3575, 3700, 3835, 4070, 4366, 4810, 5291, 5900, 6490, 7150, 7670, 8140, 8437, 8732, 9620, 10175, 10582, 10915, 12025, 12980, 14300, 15340, 16225, 16874, 19175, 20350, 21164, 21830, 24013, 24050, 26455, 28379, 32450, 33748, 38350, 40700, 42185, 43660, 48026, 48100, 52910, 54575, 56758, 64900, 76700, 84370, 96052, 105820, 109150, 113516, 120065, 132275, 141895, 168740, 210925, 218300, 240130, 264550, 283790, 312169, 421850, 480260, 529100, 567580, 600325, 624338, 709475, 843700, 1200650, 1248676, 1418950, 1560845, 2401300, 2837900, 3121690, 6243380, 7804225, 15608450, 31216900]

約数ペア:

[(1, 31216900), (2, 15608450), (4, 7804225), (5, 6243380), (10, 3121690), (11, 2837900), (13, 2401300), (20, 1560845), (22, 1418950), (25, 1248676), (26, 1200650), (37, 843700), (44, 709475), (50, 624338), (52, 600325), (55, 567580), (59, 529100), (65, 480260), (74, 421850), (100, 312169), (110, 283790), (118, 264550), (130, 240130), (143, 218300), (148, 210925), (185, 168740), (220, 141895), (236, 132275), (260, 120065), (275, 113516), (286, 109150), (295, 105820), (325, 96052), (370, 84370), (407, 76700), (481, 64900), (550, 56758), (572, 54575), (590, 52910), (649, 48100), (650, 48026), (715, 43660), (740, 42185), (767, 40700), (814, 38350), (925, 33748), (962, 32450), (1100, 28379), (1180, 26455), (1298, 24050), (1300, 24013), (1430, 21830), (1475, 21164), (1534, 20350), (1628, 19175), (1850, 16874), (1924, 16225), (2035, 15340), (2183, 14300), (2405, 12980), (2596, 12025), (2860, 10915), (2950, 10582), (3068, 10175), (3245, 9620), (3575, 8732), (3700, 8437), (3835, 8140), (4070, 7670), (4366, 7150), (4810, 6490), (5291, 5900)]