8986071280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1\times {\mathrm{8971}}^1$

素因数の和:9662

約数の個数: 80

約数和(自身を含む): 22028054400

約数和(自身を除く): 13041983120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 659, 760, 1318, 1520, 2636, 3295, 5272, 6590, 8971, 10544, 12521, 13180, 17942, 25042, 26360, 35884, 44855, 50084, 52720, 62605, 71768, 89710, 100168, 125210, 143536, 170449, 179420, 200336, 250420, 340898, 358840, 500840, 681796, 717680, 852245, 1001680, 1363592, 1704490, 2727184, 3408980, 5911889, 6817960, 11823778, 13635920, 23647556, 29559445, 47295112, 59118890, 94590224, 112325891, 118237780, 224651782, 236475560, 449303564, 472951120, 561629455, 898607128, 1123258910, 1797214256, 2246517820, 4493035640, 8986071280]

約数ペア:

[(1, 8986071280), (2, 4493035640), (4, 2246517820), (5, 1797214256), (8, 1123258910), (10, 898607128), (16, 561629455), (19, 472951120), (20, 449303564), (38, 236475560), (40, 224651782), (76, 118237780), (80, 112325891), (95, 94590224), (152, 59118890), (190, 47295112), (304, 29559445), (380, 23647556), (659, 13635920), (760, 11823778), (1318, 6817960), (1520, 5911889), (2636, 3408980), (3295, 2727184), (5272, 1704490), (6590, 1363592), (8971, 1001680), (10544, 852245), (12521, 717680), (13180, 681796), (17942, 500840), (25042, 358840), (26360, 340898), (35884, 250420), (44855, 200336), (50084, 179420), (52720, 170449), (62605, 143536), (71768, 125210), (89710, 100168)]