289062290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{823}}^1$

素因数の和:975

約数の個数: 64

約数和(自身を含む): 592330752

約数和(自身を除く): 303268462

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 103, 110, 155, 206, 310, 341, 515, 682, 823, 1030, 1133, 1646, 1705, 2266, 3193, 3410, 4115, 5665, 6386, 8230, 9053, 11330, 15965, 18106, 25513, 31930, 35123, 45265, 51026, 70246, 84769, 90530, 127565, 169538, 175615, 255130, 280643, 351230, 423845, 561286, 847690, 932459, 1403215, 1864918, 2627839, 2806430, 4662295, 5255678, 9324590, 13139195, 26278390, 28906229, 57812458, 144531145, 289062290]

約数ペア:

[(1, 289062290), (2, 144531145), (5, 57812458), (10, 28906229), (11, 26278390), (22, 13139195), (31, 9324590), (55, 5255678), (62, 4662295), (103, 2806430), (110, 2627839), (155, 1864918), (206, 1403215), (310, 932459), (341, 847690), (515, 561286), (682, 423845), (823, 351230), (1030, 280643), (1133, 255130), (1646, 175615), (1705, 169538), (2266, 127565), (3193, 90530), (3410, 84769), (4115, 70246), (5665, 51026), (6386, 45265), (8230, 35123), (9053, 31930), (11330, 25513), (15965, 18106)]