75991300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 209986560

約数和(自身を除く): 133995260

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 71, 77, 100, 110, 139, 140, 142, 154, 175, 220, 275, 278, 284, 308, 350, 355, 385, 497, 550, 556, 695, 700, 710, 770, 781, 973, 994, 1100, 1390, 1420, 1529, 1540, 1562, 1775, 1925, 1946, 1988, 2485, 2780, 3058, 3124, 3475, 3550, 3850, 3892, 3905, 4865, 4970, 5467, 6116, 6950, 7100, 7645, 7700, 7810, 9730, 9869, 9940, 10703, 10934, 12425, 13900, 15290, 15620, 19460, 19525, 19738, 21406, 21868, 24325, 24850, 27335, 30580, 38225, 39050, 39476, 42812, 48650, 49345, 49700, 53515, 54670, 69083, 76450, 78100, 97300, 98690, 107030, 108559, 109340, 136675, 138166, 152900, 197380, 214060, 217118, 246725, 267575, 273350, 276332, 345415, 434236, 493450, 535150, 542795, 546700, 690830, 759913, 986900, 1070300, 1085590, 1381660, 1519826, 1727075, 2171180, 2713975, 3039652, 3454150, 3799565, 5427950, 6908300, 7599130, 10855900, 15198260, 18997825, 37995650, 75991300]

約数ペア:

[(1, 75991300), (2, 37995650), (4, 18997825), (5, 15198260), (7, 10855900), (10, 7599130), (11, 6908300), (14, 5427950), (20, 3799565), (22, 3454150), (25, 3039652), (28, 2713975), (35, 2171180), (44, 1727075), (50, 1519826), (55, 1381660), (70, 1085590), (71, 1070300), (77, 986900), (100, 759913), (110, 690830), (139, 546700), (140, 542795), (142, 535150), (154, 493450), (175, 434236), (220, 345415), (275, 276332), (278, 273350), (284, 267575), (308, 246725), (350, 217118), (355, 214060), (385, 197380), (497, 152900), (550, 138166), (556, 136675), (695, 109340), (700, 108559), (710, 107030), (770, 98690), (781, 97300), (973, 78100), (994, 76450), (1100, 69083), (1390, 54670), (1420, 53515), (1529, 49700), (1540, 49345), (1562, 48650), (1775, 42812), (1925, 39476), (1946, 39050), (1988, 38225), (2485, 30580), (2780, 27335), (3058, 24850), (3124, 24325), (3475, 21868), (3550, 21406), (3850, 19738), (3892, 19525), (3905, 19460), (4865, 15620), (4970, 15290), (5467, 13900), (6116, 12425), (6950, 10934), (7100, 10703), (7645, 9940), (7700, 9869), (7810, 9730)]