48505050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 146240640

約数和(自身を除く): 97735590

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 41, 45, 50, 55, 66, 75, 82, 90, 99, 110, 123, 150, 165, 198, 205, 225, 239, 246, 275, 330, 369, 410, 450, 451, 478, 495, 550, 615, 717, 738, 825, 902, 990, 1025, 1195, 1230, 1353, 1434, 1650, 1845, 2050, 2151, 2255, 2390, 2475, 2629, 2706, 3075, 3585, 3690, 4059, 4302, 4510, 4950, 5258, 5975, 6150, 6765, 7170, 7887, 8118, 9225, 9799, 10755, 11275, 11950, 13145, 13530, 15774, 17925, 18450, 19598, 20295, 21510, 22550, 23661, 26290, 29397, 33825, 35850, 39435, 40590, 47322, 48995, 53775, 58794, 65725, 67650, 78870, 88191, 97990, 101475, 107550, 107789, 118305, 131450, 146985, 176382, 197175, 202950, 215578, 236610, 244975, 293970, 323367, 394350, 440955, 489950, 538945, 591525, 646734, 734925, 881910, 970101, 1077890, 1183050, 1469850, 1616835, 1940202, 2204775, 2694725, 3233670, 4409550, 4850505, 5389450, 8084175, 9701010, 16168350, 24252525, 48505050]

約数ペア:

[(1, 48505050), (2, 24252525), (3, 16168350), (5, 9701010), (6, 8084175), (9, 5389450), (10, 4850505), (11, 4409550), (15, 3233670), (18, 2694725), (22, 2204775), (25, 1940202), (30, 1616835), (33, 1469850), (41, 1183050), (45, 1077890), (50, 970101), (55, 881910), (66, 734925), (75, 646734), (82, 591525), (90, 538945), (99, 489950), (110, 440955), (123, 394350), (150, 323367), (165, 293970), (198, 244975), (205, 236610), (225, 215578), (239, 202950), (246, 197175), (275, 176382), (330, 146985), (369, 131450), (410, 118305), (450, 107789), (451, 107550), (478, 101475), (495, 97990), (550, 88191), (615, 78870), (717, 67650), (738, 65725), (825, 58794), (902, 53775), (990, 48995), (1025, 47322), (1195, 40590), (1230, 39435), (1353, 35850), (1434, 33825), (1650, 29397), (1845, 26290), (2050, 23661), (2151, 22550), (2255, 21510), (2390, 20295), (2475, 19598), (2629, 18450), (2706, 17925), (3075, 15774), (3585, 13530), (3690, 13145), (4059, 11950), (4302, 11275), (4510, 10755), (4950, 9799), (5258, 9225), (5975, 8118), (6150, 7887), (6765, 7170)]