40807725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4091}}^1$

素因数の和:4130

約数の個数: 48

約数和(自身を含む): 81185280

約数和(自身を除く): 40377555

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1425, 1995, 3325, 4091, 9975, 12273, 20455, 28637, 61365, 77729, 85911, 102275, 143185, 233187, 306825, 388645, 429555, 544103, 715925, 1165935, 1632309, 1943225, 2147775, 2720515, 5829675, 8161545, 13602575, 40807725]

約数ペア:

[(1, 40807725), (3, 13602575), (5, 8161545), (7, 5829675), (15, 2720515), (19, 2147775), (21, 1943225), (25, 1632309), (35, 1165935), (57, 715925), (75, 544103), (95, 429555), (105, 388645), (133, 306825), (175, 233187), (285, 143185), (399, 102275), (475, 85911), (525, 77729), (665, 61365), (1425, 28637), (1995, 20455), (3325, 12273), (4091, 9975)]