90691750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 182220480

約数和(自身を除く): 91528730

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 61, 95, 122, 125, 190, 250, 305, 313, 475, 610, 626, 950, 1159, 1525, 1565, 2318, 2375, 3050, 3130, 4750, 5795, 5947, 7625, 7825, 11590, 11894, 15250, 15650, 19093, 28975, 29735, 38186, 39125, 57950, 59470, 78250, 95465, 144875, 148675, 190930, 289750, 297350, 362767, 477325, 725534, 743375, 954650, 1486750, 1813835, 2386625, 3627670, 4773250, 9069175, 18138350, 45345875, 90691750]

約数ペア:

[(1, 90691750), (2, 45345875), (5, 18138350), (10, 9069175), (19, 4773250), (25, 3627670), (38, 2386625), (50, 1813835), (61, 1486750), (95, 954650), (122, 743375), (125, 725534), (190, 477325), (250, 362767), (305, 297350), (313, 289750), (475, 190930), (610, 148675), (626, 144875), (950, 95465), (1159, 78250), (1525, 59470), (1565, 57950), (2318, 39125), (2375, 38186), (3050, 29735), (3130, 28975), (4750, 19093), (5795, 15650), (5947, 15250), (7625, 11894), (7825, 11590)]