12819950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:210

約数の個数: 72

約数和(自身を含む): 28399224

約数和(自身を除く): 15579274

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 121, 130, 143, 163, 242, 275, 286, 325, 326, 550, 605, 650, 715, 815, 1210, 1430, 1573, 1630, 1793, 2119, 3025, 3146, 3575, 3586, 4075, 4238, 6050, 7150, 7865, 8150, 8965, 10595, 15730, 17930, 19723, 21190, 23309, 39325, 39446, 44825, 46618, 52975, 78650, 89650, 98615, 105950, 116545, 197230, 233090, 256399, 493075, 512798, 582725, 986150, 1165450, 1281995, 2563990, 6409975, 12819950]

約数ペア:

[(1, 12819950), (2, 6409975), (5, 2563990), (10, 1281995), (11, 1165450), (13, 986150), (22, 582725), (25, 512798), (26, 493075), (50, 256399), (55, 233090), (65, 197230), (110, 116545), (121, 105950), (130, 98615), (143, 89650), (163, 78650), (242, 52975), (275, 46618), (286, 44825), (325, 39446), (326, 39325), (550, 23309), (605, 21190), (650, 19723), (715, 17930), (815, 15730), (1210, 10595), (1430, 8965), (1573, 8150), (1630, 7865), (1793, 7150), (2119, 6050), (3025, 4238), (3146, 4075), (3575, 3586)]