8521490900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{10799}}^1$

素因数の和:11433

約数の個数: 72

約数和(自身を含む): 19948723200

約数和(自身を除く): 11427232300

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 607, 650, 1214, 1300, 2428, 3035, 6070, 7891, 10799, 12140, 15175, 15782, 21598, 30350, 31564, 39455, 43196, 53995, 60700, 78910, 107990, 140387, 157820, 197275, 215980, 269975, 280774, 394550, 539950, 561548, 701935, 789100, 1079900, 1403870, 2807740, 3509675, 6554993, 7019350, 13109986, 14038700, 26219972, 32774965, 65549930, 85214909, 131099860, 163874825, 170429818, 327749650, 340859636, 426074545, 655499300, 852149090, 1704298180, 2130372725, 4260745450, 8521490900]

約数ペア:

[(1, 8521490900), (2, 4260745450), (4, 2130372725), (5, 1704298180), (10, 852149090), (13, 655499300), (20, 426074545), (25, 340859636), (26, 327749650), (50, 170429818), (52, 163874825), (65, 131099860), (100, 85214909), (130, 65549930), (260, 32774965), (325, 26219972), (607, 14038700), (650, 13109986), (1214, 7019350), (1300, 6554993), (2428, 3509675), (3035, 2807740), (6070, 1403870), (7891, 1079900), (10799, 789100), (12140, 701935), (15175, 561548), (15782, 539950), (21598, 394550), (30350, 280774), (31564, 269975), (39455, 215980), (43196, 197275), (53995, 157820), (60700, 140387), (78910, 107990)]