53810900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 141740928

約数和(自身を除く): 87930028

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 53, 55, 65, 71, 100, 106, 110, 130, 142, 143, 212, 220, 260, 265, 275, 284, 286, 325, 355, 530, 550, 572, 583, 650, 689, 710, 715, 781, 923, 1060, 1100, 1166, 1300, 1325, 1378, 1420, 1430, 1562, 1775, 1846, 2332, 2650, 2756, 2860, 2915, 3124, 3445, 3550, 3575, 3692, 3763, 3905, 4615, 5300, 5830, 6890, 7100, 7150, 7526, 7579, 7810, 9230, 10153, 11660, 13780, 14300, 14575, 15052, 15158, 15620, 17225, 18460, 18815, 19525, 20306, 23075, 29150, 30316, 34450, 37630, 37895, 39050, 40612, 41393, 46150, 48919, 50765, 58300, 68900, 75260, 75790, 78100, 82786, 92300, 94075, 97838, 101530, 151580, 165572, 188150, 189475, 195676, 203060, 206965, 244595, 253825, 376300, 378950, 413930, 489190, 507650, 538109, 757900, 827860, 978380, 1015300, 1034825, 1076218, 1222975, 2069650, 2152436, 2445950, 2690545, 4139300, 4891900, 5381090, 10762180, 13452725, 26905450, 53810900]

約数ペア:

[(1, 53810900), (2, 26905450), (4, 13452725), (5, 10762180), (10, 5381090), (11, 4891900), (13, 4139300), (20, 2690545), (22, 2445950), (25, 2152436), (26, 2069650), (44, 1222975), (50, 1076218), (52, 1034825), (53, 1015300), (55, 978380), (65, 827860), (71, 757900), (100, 538109), (106, 507650), (110, 489190), (130, 413930), (142, 378950), (143, 376300), (212, 253825), (220, 244595), (260, 206965), (265, 203060), (275, 195676), (284, 189475), (286, 188150), (325, 165572), (355, 151580), (530, 101530), (550, 97838), (572, 94075), (583, 92300), (650, 82786), (689, 78100), (710, 75790), (715, 75260), (781, 68900), (923, 58300), (1060, 50765), (1100, 48919), (1166, 46150), (1300, 41393), (1325, 40612), (1378, 39050), (1420, 37895), (1430, 37630), (1562, 34450), (1775, 30316), (1846, 29150), (2332, 23075), (2650, 20306), (2756, 19525), (2860, 18815), (2915, 18460), (3124, 17225), (3445, 15620), (3550, 15158), (3575, 15052), (3692, 14575), (3763, 14300), (3905, 13780), (4615, 11660), (5300, 10153), (5830, 9230), (6890, 7810), (7100, 7579), (7150, 7526)]