48919000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 128

約数和(自身を含む): 127370880

約数和(自身を除く): 78451880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 53, 65, 71, 100, 104, 106, 125, 130, 142, 200, 212, 250, 260, 265, 284, 325, 355, 424, 500, 520, 530, 568, 650, 689, 710, 923, 1000, 1060, 1300, 1325, 1378, 1420, 1625, 1775, 1846, 2120, 2600, 2650, 2756, 2840, 3250, 3445, 3550, 3692, 3763, 4615, 5300, 5512, 6500, 6625, 6890, 7100, 7384, 7526, 8875, 9230, 10600, 13000, 13250, 13780, 14200, 15052, 17225, 17750, 18460, 18815, 23075, 26500, 27560, 30104, 34450, 35500, 36920, 37630, 46150, 48919, 53000, 68900, 71000, 75260, 86125, 92300, 94075, 97838, 115375, 137800, 150520, 172250, 184600, 188150, 195676, 230750, 244595, 344500, 376300, 391352, 461500, 470375, 489190, 689000, 752600, 923000, 940750, 978380, 1222975, 1881500, 1956760, 2445950, 3763000, 4891900, 6114875, 9783800, 12229750, 24459500, 48919000]

約数ペア:

[(1, 48919000), (2, 24459500), (4, 12229750), (5, 9783800), (8, 6114875), (10, 4891900), (13, 3763000), (20, 2445950), (25, 1956760), (26, 1881500), (40, 1222975), (50, 978380), (52, 940750), (53, 923000), (65, 752600), (71, 689000), (100, 489190), (104, 470375), (106, 461500), (125, 391352), (130, 376300), (142, 344500), (200, 244595), (212, 230750), (250, 195676), (260, 188150), (265, 184600), (284, 172250), (325, 150520), (355, 137800), (424, 115375), (500, 97838), (520, 94075), (530, 92300), (568, 86125), (650, 75260), (689, 71000), (710, 68900), (923, 53000), (1000, 48919), (1060, 46150), (1300, 37630), (1325, 36920), (1378, 35500), (1420, 34450), (1625, 30104), (1775, 27560), (1846, 26500), (2120, 23075), (2600, 18815), (2650, 18460), (2756, 17750), (2840, 17225), (3250, 15052), (3445, 14200), (3550, 13780), (3692, 13250), (3763, 13000), (4615, 10600), (5300, 9230), (5512, 8875), (6500, 7526), (6625, 7384), (6890, 7100)]