131129900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 332978688

約数和(自身を除く): 201848788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 71, 73, 92, 100, 110, 115, 142, 146, 220, 230, 253, 275, 284, 292, 355, 365, 460, 506, 550, 575, 710, 730, 781, 803, 1012, 1100, 1150, 1265, 1420, 1460, 1562, 1606, 1633, 1679, 1775, 1825, 2300, 2530, 3124, 3212, 3266, 3358, 3550, 3650, 3905, 4015, 5060, 5183, 6325, 6532, 6716, 7100, 7300, 7810, 8030, 8165, 8395, 10366, 12650, 15620, 16060, 16330, 16790, 17963, 18469, 19525, 20075, 20732, 25300, 25915, 32660, 33580, 35926, 36938, 39050, 40150, 40825, 41975, 51830, 57013, 71852, 73876, 78100, 80300, 81650, 83950, 89815, 92345, 103660, 114026, 119209, 129575, 163300, 167900, 179630, 184690, 228052, 238418, 259150, 285065, 359260, 369380, 449075, 461725, 476836, 518300, 570130, 596045, 898150, 923450, 1140260, 1192090, 1311299, 1425325, 1796300, 1846900, 2384180, 2622598, 2850650, 2980225, 5245196, 5701300, 5960450, 6556495, 11920900, 13112990, 26225980, 32782475, 65564950, 131129900]

約数ペア:

[(1, 131129900), (2, 65564950), (4, 32782475), (5, 26225980), (10, 13112990), (11, 11920900), (20, 6556495), (22, 5960450), (23, 5701300), (25, 5245196), (44, 2980225), (46, 2850650), (50, 2622598), (55, 2384180), (71, 1846900), (73, 1796300), (92, 1425325), (100, 1311299), (110, 1192090), (115, 1140260), (142, 923450), (146, 898150), (220, 596045), (230, 570130), (253, 518300), (275, 476836), (284, 461725), (292, 449075), (355, 369380), (365, 359260), (460, 285065), (506, 259150), (550, 238418), (575, 228052), (710, 184690), (730, 179630), (781, 167900), (803, 163300), (1012, 129575), (1100, 119209), (1150, 114026), (1265, 103660), (1420, 92345), (1460, 89815), (1562, 83950), (1606, 81650), (1633, 80300), (1679, 78100), (1775, 73876), (1825, 71852), (2300, 57013), (2530, 51830), (3124, 41975), (3212, 40825), (3266, 40150), (3358, 39050), (3550, 36938), (3650, 35926), (3905, 33580), (4015, 32660), (5060, 25915), (5183, 25300), (6325, 20732), (6532, 20075), (6716, 19525), (7100, 18469), (7300, 17963), (7810, 16790), (8030, 16330), (8165, 16060), (8395, 15620), (10366, 12650)]