15723950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:170

約数の個数: 72

約数和(自身を含む): 33841584

約数和(自身を除く): 18117634

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 113, 115, 121, 226, 230, 242, 253, 275, 506, 550, 565, 575, 605, 1130, 1150, 1210, 1243, 1265, 2486, 2530, 2599, 2783, 2825, 3025, 5198, 5566, 5650, 6050, 6215, 6325, 12430, 12650, 12995, 13673, 13915, 25990, 27346, 27830, 28589, 31075, 57178, 62150, 64975, 68365, 69575, 129950, 136730, 139150, 142945, 285890, 314479, 341825, 628958, 683650, 714725, 1429450, 1572395, 3144790, 7861975, 15723950]

約数ペア:

[(1, 15723950), (2, 7861975), (5, 3144790), (10, 1572395), (11, 1429450), (22, 714725), (23, 683650), (25, 628958), (46, 341825), (50, 314479), (55, 285890), (110, 142945), (113, 139150), (115, 136730), (121, 129950), (226, 69575), (230, 68365), (242, 64975), (253, 62150), (275, 57178), (506, 31075), (550, 28589), (565, 27830), (575, 27346), (605, 25990), (1130, 13915), (1150, 13673), (1210, 12995), (1243, 12650), (1265, 12430), (2486, 6325), (2530, 6215), (2599, 6050), (2783, 5650), (2825, 5566), (3025, 5198)]