49254040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 131051520

約数和(自身を除く): 81797480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 31, 40, 44, 46, 55, 62, 88, 92, 110, 115, 124, 155, 157, 184, 220, 230, 248, 253, 310, 314, 341, 440, 460, 506, 620, 628, 682, 713, 785, 920, 1012, 1240, 1256, 1265, 1364, 1426, 1570, 1705, 1727, 2024, 2530, 2728, 2852, 3140, 3410, 3454, 3565, 3611, 4867, 5060, 5704, 6280, 6820, 6908, 7130, 7222, 7843, 8635, 9734, 10120, 13640, 13816, 14260, 14444, 15686, 17270, 18055, 19468, 24335, 28520, 28888, 31372, 34540, 36110, 38936, 39215, 39721, 48670, 53537, 62744, 69080, 72220, 78430, 79442, 97340, 107074, 111941, 144440, 156860, 158884, 194680, 198605, 214148, 223882, 267685, 313720, 317768, 397210, 428296, 447764, 535370, 559705, 794420, 895528, 1070740, 1119410, 1231351, 1588840, 2141480, 2238820, 2462702, 4477640, 4925404, 6156755, 9850808, 12313510, 24627020, 49254040]

約数ペア:

[(1, 49254040), (2, 24627020), (4, 12313510), (5, 9850808), (8, 6156755), (10, 4925404), (11, 4477640), (20, 2462702), (22, 2238820), (23, 2141480), (31, 1588840), (40, 1231351), (44, 1119410), (46, 1070740), (55, 895528), (62, 794420), (88, 559705), (92, 535370), (110, 447764), (115, 428296), (124, 397210), (155, 317768), (157, 313720), (184, 267685), (220, 223882), (230, 214148), (248, 198605), (253, 194680), (310, 158884), (314, 156860), (341, 144440), (440, 111941), (460, 107074), (506, 97340), (620, 79442), (628, 78430), (682, 72220), (713, 69080), (785, 62744), (920, 53537), (1012, 48670), (1240, 39721), (1256, 39215), (1265, 38936), (1364, 36110), (1426, 34540), (1570, 31372), (1705, 28888), (1727, 28520), (2024, 24335), (2530, 19468), (2728, 18055), (2852, 17270), (3140, 15686), (3410, 14444), (3454, 14260), (3565, 13816), (3611, 13640), (4867, 10120), (5060, 9734), (5704, 8635), (6280, 7843), (6820, 7222), (6908, 7130)]