38643525

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 73120320

約数和(自身を除く): 34476795

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 59, 71, 75, 123, 177, 205, 213, 225, 295, 355, 369, 531, 615, 639, 885, 1025, 1065, 1475, 1775, 1845, 2419, 2655, 2911, 3075, 3195, 4189, 4425, 5325, 7257, 8733, 9225, 12095, 12567, 13275, 14555, 15975, 20945, 21771, 26199, 36285, 37701, 43665, 60475, 62835, 72775, 104725, 108855, 130995, 171749, 181425, 188505, 218325, 314175, 515247, 544275, 654975, 858745, 942525, 1545741, 2576235, 4293725, 7728705, 12881175, 38643525]

約数ペア:

[(1, 38643525), (3, 12881175), (5, 7728705), (9, 4293725), (15, 2576235), (25, 1545741), (41, 942525), (45, 858745), (59, 654975), (71, 544275), (75, 515247), (123, 314175), (177, 218325), (205, 188505), (213, 181425), (225, 171749), (295, 130995), (355, 108855), (369, 104725), (531, 72775), (615, 62835), (639, 60475), (885, 43665), (1025, 37701), (1065, 36285), (1475, 26199), (1775, 21771), (1845, 20945), (2419, 15975), (2655, 14555), (2911, 13275), (3075, 12567), (3195, 12095), (4189, 9225), (4425, 8733), (5325, 7257)]