31705300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 83119680

約数和(自身を除く): 51414380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 37, 38, 41, 44, 50, 55, 74, 76, 82, 95, 100, 110, 148, 164, 185, 190, 205, 209, 220, 275, 370, 380, 407, 410, 418, 451, 475, 550, 703, 740, 779, 814, 820, 836, 902, 925, 950, 1025, 1045, 1100, 1406, 1517, 1558, 1628, 1804, 1850, 1900, 2035, 2050, 2090, 2255, 2812, 3034, 3116, 3515, 3700, 3895, 4070, 4100, 4180, 4510, 5225, 6068, 7030, 7585, 7733, 7790, 8140, 8569, 9020, 10175, 10450, 11275, 14060, 15170, 15466, 15580, 16687, 17138, 17575, 19475, 20350, 20900, 22550, 28823, 30340, 30932, 33374, 34276, 35150, 37925, 38665, 38950, 40700, 42845, 45100, 57646, 66748, 70300, 75850, 77330, 77900, 83435, 85690, 115292, 144115, 151700, 154660, 166870, 171380, 193325, 214225, 288230, 317053, 333740, 386650, 417175, 428450, 576460, 634106, 720575, 773300, 834350, 856900, 1268212, 1441150, 1585265, 1668700, 2882300, 3170530, 6341060, 7926325, 15852650, 31705300]

約数ペア:

[(1, 31705300), (2, 15852650), (4, 7926325), (5, 6341060), (10, 3170530), (11, 2882300), (19, 1668700), (20, 1585265), (22, 1441150), (25, 1268212), (37, 856900), (38, 834350), (41, 773300), (44, 720575), (50, 634106), (55, 576460), (74, 428450), (76, 417175), (82, 386650), (95, 333740), (100, 317053), (110, 288230), (148, 214225), (164, 193325), (185, 171380), (190, 166870), (205, 154660), (209, 151700), (220, 144115), (275, 115292), (370, 85690), (380, 83435), (407, 77900), (410, 77330), (418, 75850), (451, 70300), (475, 66748), (550, 57646), (703, 45100), (740, 42845), (779, 40700), (814, 38950), (820, 38665), (836, 37925), (902, 35150), (925, 34276), (950, 33374), (1025, 30932), (1045, 30340), (1100, 28823), (1406, 22550), (1517, 20900), (1558, 20350), (1628, 19475), (1804, 17575), (1850, 17138), (1900, 16687), (2035, 15580), (2050, 15466), (2090, 15170), (2255, 14060), (2812, 11275), (3034, 10450), (3116, 10175), (3515, 9020), (3700, 8569), (3895, 8140), (4070, 7790), (4100, 7733), (4180, 7585), (4510, 7030), (5225, 6068)]