38493950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 86780160

約数和(自身を除く): 48286210

約数列:

[1, 2, 5, 10, 11, 17, 22, 23, 25, 34, 46, 50, 55, 85, 110, 115, 170, 179, 187, 230, 253, 275, 358, 374, 391, 425, 506, 550, 575, 782, 850, 895, 935, 1150, 1265, 1790, 1870, 1955, 1969, 2530, 3043, 3910, 3938, 4117, 4301, 4475, 4675, 6086, 6325, 8234, 8602, 8950, 9350, 9775, 9845, 12650, 15215, 19550, 19690, 20585, 21505, 30430, 33473, 41170, 43010, 45287, 49225, 66946, 69989, 76075, 90574, 98450, 102925, 107525, 139978, 152150, 167365, 205850, 215050, 226435, 334730, 349945, 452870, 699890, 769879, 836825, 1132175, 1539758, 1673650, 1749725, 2264350, 3499450, 3849395, 7698790, 19246975, 38493950]

約数ペア:

[(1, 38493950), (2, 19246975), (5, 7698790), (10, 3849395), (11, 3499450), (17, 2264350), (22, 1749725), (23, 1673650), (25, 1539758), (34, 1132175), (46, 836825), (50, 769879), (55, 699890), (85, 452870), (110, 349945), (115, 334730), (170, 226435), (179, 215050), (187, 205850), (230, 167365), (253, 152150), (275, 139978), (358, 107525), (374, 102925), (391, 98450), (425, 90574), (506, 76075), (550, 69989), (575, 66946), (782, 49225), (850, 45287), (895, 43010), (935, 41170), (1150, 33473), (1265, 30430), (1790, 21505), (1870, 20585), (1955, 19690), (1969, 19550), (2530, 15215), (3043, 12650), (3910, 9845), (3938, 9775), (4117, 9350), (4301, 8950), (4475, 8602), (4675, 8234), (6086, 6325)]