205411909850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{156797}}^1$

素因数の和:157032

約数の個数: 96

約数和(自身を含む): 461964539520

約数和(自身を除く): 256552629670

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 133, 175, 190, 197, 266, 350, 394, 475, 665, 950, 985, 1330, 1379, 1970, 2758, 3325, 3743, 4925, 6650, 6895, 7486, 9850, 13790, 18715, 26201, 34475, 37430, 52402, 68950, 93575, 131005, 156797, 187150, 262010, 313594, 655025, 783985, 1097579, 1310050, 1567970, 2195158, 2979143, 3919925, 5487895, 5958286, 7839850, 10975790, 14895715, 20854001, 27439475, 29791430, 30889009, 41708002, 54878950, 61778018, 74478575, 104270005, 148957150, 154445045, 208540010, 216223063, 308890090, 432446126, 521350025, 586891171, 772225225, 1042700050, 1081115315, 1173782342, 1544450450, 2162230630, 2934455855, 4108238197, 5405576575, 5868911710, 8216476394, 10811153150, 14672279275, 20541190985, 29344558550, 41082381970, 102705954925, 205411909850]

約数ペア:

[(1, 205411909850), (2, 102705954925), (5, 41082381970), (7, 29344558550), (10, 20541190985), (14, 14672279275), (19, 10811153150), (25, 8216476394), (35, 5868911710), (38, 5405576575), (50, 4108238197), (70, 2934455855), (95, 2162230630), (133, 1544450450), (175, 1173782342), (190, 1081115315), (197, 1042700050), (266, 772225225), (350, 586891171), (394, 521350025), (475, 432446126), (665, 308890090), (950, 216223063), (985, 208540010), (1330, 154445045), (1379, 148957150), (1970, 104270005), (2758, 74478575), (3325, 61778018), (3743, 54878950), (4925, 41708002), (6650, 30889009), (6895, 29791430), (7486, 27439475), (9850, 20854001), (13790, 14895715), (18715, 10975790), (26201, 7839850), (34475, 5958286), (37430, 5487895), (52402, 3919925), (68950, 2979143), (93575, 2195158), (131005, 1567970), (156797, 1310050), (187150, 1097579), (262010, 783985), (313594, 655025)]