80444650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11251}}^1$

素因数の和:11287

約数の個数: 48

約数和(自身を含む): 175801248

約数和(自身を除く): 95356598

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 7150, 11251, 22502, 56255, 112510, 123761, 146263, 247522, 281275, 292526, 562550, 618805, 731315, 1237610, 1462630, 1608893, 3094025, 3217786, 3656575, 6188050, 7313150, 8044465, 16088930, 40222325, 80444650]

約数ペア:

[(1, 80444650), (2, 40222325), (5, 16088930), (10, 8044465), (11, 7313150), (13, 6188050), (22, 3656575), (25, 3217786), (26, 3094025), (50, 1608893), (55, 1462630), (65, 1237610), (110, 731315), (130, 618805), (143, 562550), (275, 292526), (286, 281275), (325, 247522), (550, 146263), (650, 123761), (715, 112510), (1430, 56255), (3575, 22502), (7150, 11251)]