52421180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 129276000

約数和(自身を除く): 76854820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 149, 196, 245, 298, 359, 490, 596, 718, 745, 980, 1043, 1436, 1490, 1795, 2086, 2513, 2980, 3590, 4172, 5026, 5215, 7180, 7301, 10052, 10430, 12565, 14602, 17591, 20860, 25130, 29204, 35182, 36505, 50260, 53491, 70364, 73010, 87955, 106982, 146020, 175910, 213964, 267455, 351820, 374437, 534910, 748874, 1069820, 1497748, 1872185, 2621059, 3744370, 5242118, 7488740, 10484236, 13105295, 26210590, 52421180]

約数ペア:

[(1, 52421180), (2, 26210590), (4, 13105295), (5, 10484236), (7, 7488740), (10, 5242118), (14, 3744370), (20, 2621059), (28, 1872185), (35, 1497748), (49, 1069820), (70, 748874), (98, 534910), (140, 374437), (149, 351820), (196, 267455), (245, 213964), (298, 175910), (359, 146020), (490, 106982), (596, 87955), (718, 73010), (745, 70364), (980, 53491), (1043, 50260), (1436, 36505), (1490, 35182), (1795, 29204), (2086, 25130), (2513, 20860), (2980, 17591), (3590, 14602), (4172, 12565), (5026, 10430), (5215, 10052), (7180, 7301)]