900755235

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:742

約数の個数: 80

約数和(自身を含む): 1672704000

約数和(自身を除く): 771948765

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 79, 81, 135, 141, 235, 237, 395, 405, 423, 599, 705, 711, 1185, 1269, 1797, 2115, 2133, 2995, 3555, 3713, 3807, 5391, 6345, 6399, 8985, 10665, 11139, 16173, 18565, 19035, 26955, 28153, 31995, 33417, 47321, 48519, 55695, 80865, 84459, 100251, 140765, 141963, 167085, 236605, 242595, 253377, 300753, 422295, 425889, 501255, 709815, 760131, 1266885, 1277667, 1503765, 2129445, 2224087, 2280393, 3800655, 3833001, 6388335, 6672261, 11120435, 11401965, 19165005, 20016783, 33361305, 60050349, 100083915, 180151047, 300251745, 900755235]

約数ペア:

[(1, 900755235), (3, 300251745), (5, 180151047), (9, 100083915), (15, 60050349), (27, 33361305), (45, 20016783), (47, 19165005), (79, 11401965), (81, 11120435), (135, 6672261), (141, 6388335), (235, 3833001), (237, 3800655), (395, 2280393), (405, 2224087), (423, 2129445), (599, 1503765), (705, 1277667), (711, 1266885), (1185, 760131), (1269, 709815), (1797, 501255), (2115, 425889), (2133, 422295), (2995, 300753), (3555, 253377), (3713, 242595), (3807, 236605), (5391, 167085), (6345, 141963), (6399, 140765), (8985, 100251), (10665, 84459), (11139, 80865), (16173, 55695), (18565, 48519), (19035, 47321), (26955, 33417), (28153, 31995)]