40107100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:164

約数の個数: 108

約数和(自身を含む): 101196648

約数和(自身を除く): 61089548

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 101, 110, 190, 202, 209, 220, 275, 361, 380, 404, 418, 475, 505, 550, 722, 836, 950, 1010, 1045, 1100, 1111, 1444, 1805, 1900, 1919, 2020, 2090, 2222, 2525, 3610, 3838, 3971, 4180, 4444, 5050, 5225, 5555, 7220, 7676, 7942, 9025, 9595, 10100, 10450, 11110, 15884, 18050, 19190, 19855, 20900, 21109, 22220, 27775, 36100, 36461, 38380, 39710, 42218, 47975, 55550, 72922, 79420, 84436, 95950, 99275, 105545, 111100, 145844, 182305, 191900, 198550, 211090, 364610, 397100, 401071, 422180, 527725, 729220, 802142, 911525, 1055450, 1604284, 1823050, 2005355, 2110900, 3646100, 4010710, 8021420, 10026775, 20053550, 40107100]

約数ペア:

[(1, 40107100), (2, 20053550), (4, 10026775), (5, 8021420), (10, 4010710), (11, 3646100), (19, 2110900), (20, 2005355), (22, 1823050), (25, 1604284), (38, 1055450), (44, 911525), (50, 802142), (55, 729220), (76, 527725), (95, 422180), (100, 401071), (101, 397100), (110, 364610), (190, 211090), (202, 198550), (209, 191900), (220, 182305), (275, 145844), (361, 111100), (380, 105545), (404, 99275), (418, 95950), (475, 84436), (505, 79420), (550, 72922), (722, 55550), (836, 47975), (950, 42218), (1010, 39710), (1045, 38380), (1100, 36461), (1111, 36100), (1444, 27775), (1805, 22220), (1900, 21109), (1919, 20900), (2020, 19855), (2090, 19190), (2222, 18050), (2525, 15884), (3610, 11110), (3838, 10450), (3971, 10100), (4180, 9595), (4444, 9025), (5050, 7942), (5225, 7676), (5555, 7220)]