131884700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1693}}^1$

素因数の和:1767

約数の個数: 72

約数和(自身を含む): 308782320

約数和(自身を除く): 176897620

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 95, 100, 164, 190, 205, 380, 410, 475, 779, 820, 950, 1025, 1558, 1693, 1900, 2050, 3116, 3386, 3895, 4100, 6772, 7790, 8465, 15580, 16930, 19475, 32167, 33860, 38950, 42325, 64334, 69413, 77900, 84650, 128668, 138826, 160835, 169300, 277652, 321670, 347065, 643340, 694130, 804175, 1318847, 1388260, 1608350, 1735325, 2637694, 3216700, 3470650, 5275388, 6594235, 6941300, 13188470, 26376940, 32971175, 65942350, 131884700]

約数ペア:

[(1, 131884700), (2, 65942350), (4, 32971175), (5, 26376940), (10, 13188470), (19, 6941300), (20, 6594235), (25, 5275388), (38, 3470650), (41, 3216700), (50, 2637694), (76, 1735325), (82, 1608350), (95, 1388260), (100, 1318847), (164, 804175), (190, 694130), (205, 643340), (380, 347065), (410, 321670), (475, 277652), (779, 169300), (820, 160835), (950, 138826), (1025, 128668), (1558, 84650), (1693, 77900), (1900, 69413), (2050, 64334), (3116, 42325), (3386, 38950), (3895, 33860), (4100, 32167), (6772, 19475), (7790, 16930), (8465, 15580)]