81472950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{733}}^1$

素因数の和:783

約数の個数: 144

約数和(自身を含む): 248473680

約数和(自身を除く): 167000730

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 25, 26, 30, 38, 39, 45, 50, 57, 65, 75, 78, 90, 95, 114, 117, 130, 150, 171, 190, 195, 225, 234, 247, 285, 325, 342, 390, 450, 475, 494, 570, 585, 650, 733, 741, 855, 950, 975, 1170, 1235, 1425, 1466, 1482, 1710, 1950, 2199, 2223, 2470, 2850, 2925, 3665, 3705, 4275, 4398, 4446, 5850, 6175, 6597, 7330, 7410, 8550, 9529, 10995, 11115, 12350, 13194, 13927, 18325, 18525, 19058, 21990, 22230, 27854, 28587, 32985, 36650, 37050, 41781, 47645, 54975, 55575, 57174, 65970, 69635, 83562, 85761, 95290, 109950, 111150, 125343, 139270, 142935, 164925, 171522, 181051, 208905, 238225, 250686, 285870, 329850, 348175, 362102, 417810, 428805, 476450, 543153, 626715, 696350, 714675, 857610, 905255, 1044525, 1086306, 1253430, 1429350, 1629459, 1810510, 2089050, 2144025, 2715765, 3133575, 3258918, 4288050, 4526275, 5431530, 6267150, 8147295, 9052550, 13578825, 16294590, 27157650, 40736475, 81472950]

約数ペア:

[(1, 81472950), (2, 40736475), (3, 27157650), (5, 16294590), (6, 13578825), (9, 9052550), (10, 8147295), (13, 6267150), (15, 5431530), (18, 4526275), (19, 4288050), (25, 3258918), (26, 3133575), (30, 2715765), (38, 2144025), (39, 2089050), (45, 1810510), (50, 1629459), (57, 1429350), (65, 1253430), (75, 1086306), (78, 1044525), (90, 905255), (95, 857610), (114, 714675), (117, 696350), (130, 626715), (150, 543153), (171, 476450), (190, 428805), (195, 417810), (225, 362102), (234, 348175), (247, 329850), (285, 285870), (325, 250686), (342, 238225), (390, 208905), (450, 181051), (475, 171522), (494, 164925), (570, 142935), (585, 139270), (650, 125343), (733, 111150), (741, 109950), (855, 95290), (950, 85761), (975, 83562), (1170, 69635), (1235, 65970), (1425, 57174), (1466, 55575), (1482, 54975), (1710, 47645), (1950, 41781), (2199, 37050), (2223, 36650), (2470, 32985), (2850, 28587), (2925, 27854), (3665, 22230), (3705, 21990), (4275, 19058), (4398, 18525), (4446, 18325), (5850, 13927), (6175, 13194), (6597, 12350), (7330, 11115), (7410, 10995), (8550, 9529)]