138428950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:430

約数の個数: 96

約数和(自身を含む): 303409152

約数和(自身を除く): 164980202

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 31, 46, 50, 55, 62, 110, 115, 155, 230, 253, 275, 310, 341, 353, 506, 550, 575, 682, 706, 713, 775, 1150, 1265, 1426, 1550, 1705, 1765, 2530, 3410, 3530, 3565, 3883, 6325, 7130, 7766, 7843, 8119, 8525, 8825, 10943, 12650, 15686, 16238, 17050, 17650, 17825, 19415, 21886, 35650, 38830, 39215, 40595, 54715, 78430, 81190, 89309, 97075, 109430, 120373, 178618, 194150, 196075, 202975, 240746, 251689, 273575, 392150, 405950, 446545, 503378, 547150, 601865, 893090, 1203730, 1258445, 2232725, 2516890, 2768579, 3009325, 4465450, 5537158, 6018650, 6292225, 12584450, 13842895, 27685790, 69214475, 138428950]

約数ペア:

[(1, 138428950), (2, 69214475), (5, 27685790), (10, 13842895), (11, 12584450), (22, 6292225), (23, 6018650), (25, 5537158), (31, 4465450), (46, 3009325), (50, 2768579), (55, 2516890), (62, 2232725), (110, 1258445), (115, 1203730), (155, 893090), (230, 601865), (253, 547150), (275, 503378), (310, 446545), (341, 405950), (353, 392150), (506, 273575), (550, 251689), (575, 240746), (682, 202975), (706, 196075), (713, 194150), (775, 178618), (1150, 120373), (1265, 109430), (1426, 97075), (1550, 89309), (1705, 81190), (1765, 78430), (2530, 54715), (3410, 40595), (3530, 39215), (3565, 38830), (3883, 35650), (6325, 21886), (7130, 19415), (7766, 17825), (7843, 17650), (8119, 17050), (8525, 16238), (8825, 15686), (10943, 12650)]