74291900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:735

約数の個数: 72

約数和(自身を含む): 172749360

約数和(自身を除く): 98457460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 61, 76, 95, 100, 122, 190, 244, 305, 380, 475, 610, 641, 950, 1159, 1220, 1282, 1525, 1900, 2318, 2564, 3050, 3205, 4636, 5795, 6100, 6410, 11590, 12179, 12820, 16025, 23180, 24358, 28975, 32050, 39101, 48716, 57950, 60895, 64100, 78202, 115900, 121790, 156404, 195505, 243580, 304475, 391010, 608950, 742919, 782020, 977525, 1217900, 1485838, 1955050, 2971676, 3714595, 3910100, 7429190, 14858380, 18572975, 37145950, 74291900]

約数ペア:

[(1, 74291900), (2, 37145950), (4, 18572975), (5, 14858380), (10, 7429190), (19, 3910100), (20, 3714595), (25, 2971676), (38, 1955050), (50, 1485838), (61, 1217900), (76, 977525), (95, 782020), (100, 742919), (122, 608950), (190, 391010), (244, 304475), (305, 243580), (380, 195505), (475, 156404), (610, 121790), (641, 115900), (950, 78202), (1159, 64100), (1220, 60895), (1282, 57950), (1525, 48716), (1900, 39101), (2318, 32050), (2564, 28975), (3050, 24358), (3205, 23180), (4636, 16025), (5795, 12820), (6100, 12179), (6410, 11590)]