209717388700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2348459}}^1$

素因数の和:2348539

約数の個数: 72

約数和(自身を含む): 489231187200

約数和(自身を除く): 279513798500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 47, 50, 76, 94, 95, 100, 188, 190, 235, 380, 470, 475, 893, 940, 950, 1175, 1786, 1900, 2350, 3572, 4465, 4700, 8930, 17860, 22325, 44650, 89300, 2348459, 4696918, 9393836, 11742295, 23484590, 44620721, 46969180, 58711475, 89241442, 110377573, 117422950, 178482884, 220755146, 223103605, 234845900, 441510292, 446207210, 551887865, 892414420, 1103775730, 1115518025, 2097173887, 2207551460, 2231036050, 2759439325, 4194347774, 4462072100, 5518878650, 8388695548, 10485869435, 11037757300, 20971738870, 41943477740, 52429347175, 104858694350, 209717388700]

約数ペア:

[(1, 209717388700), (2, 104858694350), (4, 52429347175), (5, 41943477740), (10, 20971738870), (19, 11037757300), (20, 10485869435), (25, 8388695548), (38, 5518878650), (47, 4462072100), (50, 4194347774), (76, 2759439325), (94, 2231036050), (95, 2207551460), (100, 2097173887), (188, 1115518025), (190, 1103775730), (235, 892414420), (380, 551887865), (470, 446207210), (475, 441510292), (893, 234845900), (940, 223103605), (950, 220755146), (1175, 178482884), (1786, 117422950), (1900, 110377573), (2350, 89241442), (3572, 58711475), (4465, 46969180), (4700, 44620721), (8930, 23484590), (17860, 11742295), (22325, 9393836), (44650, 4696918), (89300, 2348459)]