20796676100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2503}}^1\times {\mathrm{4373}}^1$

素因数の和:6909

約数の個数: 72

約数和(自身を含む): 47533832640

約数和(自身を除く): 26737156540

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 2503, 4373, 5006, 8746, 10012, 12515, 17492, 21865, 25030, 43730, 47557, 50060, 62575, 83087, 87460, 95114, 109325, 125150, 166174, 190228, 218650, 237785, 250300, 332348, 415435, 437300, 475570, 830870, 951140, 1188925, 1661740, 2077175, 2377850, 4154350, 4755700, 8308700, 10945619, 21891238, 43782476, 54728095, 109456190, 207966761, 218912380, 273640475, 415933522, 547280950, 831867044, 1039833805, 1094561900, 2079667610, 4159335220, 5199169025, 10398338050, 20796676100]

約数ペア:

[(1, 20796676100), (2, 10398338050), (4, 5199169025), (5, 4159335220), (10, 2079667610), (19, 1094561900), (20, 1039833805), (25, 831867044), (38, 547280950), (50, 415933522), (76, 273640475), (95, 218912380), (100, 207966761), (190, 109456190), (380, 54728095), (475, 43782476), (950, 21891238), (1900, 10945619), (2503, 8308700), (4373, 4755700), (5006, 4154350), (8746, 2377850), (10012, 2077175), (12515, 1661740), (17492, 1188925), (21865, 951140), (25030, 830870), (43730, 475570), (47557, 437300), (50060, 415435), (62575, 332348), (83087, 250300), (87460, 237785), (95114, 218650), (109325, 190228), (125150, 166174)]