71317450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1831}}^1$

素因数の和:1903

約数の個数: 48

約数和(自身を含む): 143115840

約数和(自身を除く): 71798390

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 410, 475, 779, 950, 1025, 1558, 1831, 2050, 3662, 3895, 7790, 9155, 18310, 19475, 34789, 38950, 45775, 69578, 75071, 91550, 150142, 173945, 347890, 375355, 750710, 869725, 1426349, 1739450, 1876775, 2852698, 3753550, 7131745, 14263490, 35658725, 71317450]

約数ペア:

[(1, 71317450), (2, 35658725), (5, 14263490), (10, 7131745), (19, 3753550), (25, 2852698), (38, 1876775), (41, 1739450), (50, 1426349), (82, 869725), (95, 750710), (190, 375355), (205, 347890), (410, 173945), (475, 150142), (779, 91550), (950, 75071), (1025, 69578), (1558, 45775), (1831, 38950), (2050, 34789), (3662, 19475), (3895, 18310), (7790, 9155)]