211311350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:582

約数の個数: 72

約数和(自身を含む): 433699920

約数和(自身を除く): 222388570

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 95, 115, 190, 230, 361, 437, 475, 509, 575, 722, 874, 950, 1018, 1150, 1805, 2185, 2545, 3610, 4370, 5090, 8303, 9025, 9671, 10925, 11707, 12725, 16606, 18050, 19342, 21850, 23414, 25450, 41515, 48355, 58535, 83030, 96710, 117070, 183749, 207575, 222433, 241775, 292675, 367498, 415150, 444866, 483550, 585350, 918745, 1112165, 1837490, 2224330, 4226227, 4593725, 5560825, 8452454, 9187450, 11121650, 21131135, 42262270, 105655675, 211311350]

約数ペア:

[(1, 211311350), (2, 105655675), (5, 42262270), (10, 21131135), (19, 11121650), (23, 9187450), (25, 8452454), (38, 5560825), (46, 4593725), (50, 4226227), (95, 2224330), (115, 1837490), (190, 1112165), (230, 918745), (361, 585350), (437, 483550), (475, 444866), (509, 415150), (575, 367498), (722, 292675), (874, 241775), (950, 222433), (1018, 207575), (1150, 183749), (1805, 117070), (2185, 96710), (2545, 83030), (3610, 58535), (4370, 48355), (5090, 41515), (8303, 25450), (9025, 23414), (9671, 21850), (10925, 19342), (11707, 18050), (12725, 16606)]