54267075

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 102136320

約数和(自身を除く): 47869245

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 71, 75, 79, 129, 213, 215, 225, 237, 355, 387, 395, 639, 645, 711, 1065, 1075, 1185, 1775, 1935, 1975, 3053, 3195, 3225, 3397, 3555, 5325, 5609, 5925, 9159, 9675, 10191, 15265, 15975, 16827, 16985, 17775, 27477, 28045, 30573, 45795, 50481, 50955, 76325, 84135, 84925, 137385, 140225, 152865, 228975, 241187, 252405, 254775, 420675, 686925, 723561, 764325, 1205935, 1262025, 2170683, 3617805, 6029675, 10853415, 18089025, 54267075]

約数ペア:

[(1, 54267075), (3, 18089025), (5, 10853415), (9, 6029675), (15, 3617805), (25, 2170683), (43, 1262025), (45, 1205935), (71, 764325), (75, 723561), (79, 686925), (129, 420675), (213, 254775), (215, 252405), (225, 241187), (237, 228975), (355, 152865), (387, 140225), (395, 137385), (639, 84925), (645, 84135), (711, 76325), (1065, 50955), (1075, 50481), (1185, 45795), (1775, 30573), (1935, 28045), (1975, 27477), (3053, 17775), (3195, 16985), (3225, 16827), (3397, 15975), (3555, 15265), (5325, 10191), (5609, 9675), (5925, 9159)]