72039795

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 129890304

約数和(自身を除く): 57850509

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 71, 85, 115, 173, 213, 255, 345, 355, 391, 519, 865, 1065, 1173, 1207, 1633, 1955, 2595, 2941, 3621, 3979, 4899, 5865, 6035, 8165, 8823, 11937, 12283, 14705, 18105, 19895, 24495, 27761, 36849, 44115, 59685, 61415, 67643, 83283, 138805, 184245, 202929, 208811, 282509, 338215, 416415, 626433, 847527, 1014645, 1044055, 1412545, 3132165, 4237635, 4802653, 14407959, 24013265, 72039795]

約数ペア:

[(1, 72039795), (3, 24013265), (5, 14407959), (15, 4802653), (17, 4237635), (23, 3132165), (51, 1412545), (69, 1044055), (71, 1014645), (85, 847527), (115, 626433), (173, 416415), (213, 338215), (255, 282509), (345, 208811), (355, 202929), (391, 184245), (519, 138805), (865, 83283), (1065, 67643), (1173, 61415), (1207, 59685), (1633, 44115), (1955, 36849), (2595, 27761), (2941, 24495), (3621, 19895), (3979, 18105), (4899, 14705), (5865, 12283), (6035, 11937), (8165, 8823)]