22297500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{991}}^1$

素因数の和:1021

約数の個数: 90

約数和(自身を含む): 70502432

約数和(自身を除く): 48204932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 991, 1125, 1250, 1500, 1875, 1982, 2250, 2500, 2973, 3750, 3964, 4500, 4955, 5625, 5946, 7500, 8919, 9910, 11250, 11892, 14865, 17838, 19820, 22500, 24775, 29730, 35676, 44595, 49550, 59460, 74325, 89190, 99100, 123875, 148650, 178380, 222975, 247750, 297300, 371625, 445950, 495500, 619375, 743250, 891900, 1114875, 1238750, 1486500, 1858125, 2229750, 2477500, 3716250, 4459500, 5574375, 7432500, 11148750, 22297500]

約数ペア:

[(1, 22297500), (2, 11148750), (3, 7432500), (4, 5574375), (5, 4459500), (6, 3716250), (9, 2477500), (10, 2229750), (12, 1858125), (15, 1486500), (18, 1238750), (20, 1114875), (25, 891900), (30, 743250), (36, 619375), (45, 495500), (50, 445950), (60, 371625), (75, 297300), (90, 247750), (100, 222975), (125, 178380), (150, 148650), (180, 123875), (225, 99100), (250, 89190), (300, 74325), (375, 59460), (450, 49550), (500, 44595), (625, 35676), (750, 29730), (900, 24775), (991, 22500), (1125, 19820), (1250, 17838), (1500, 14865), (1875, 11892), (1982, 11250), (2250, 9910), (2500, 8919), (2973, 7500), (3750, 5946), (3964, 5625), (4500, 4955)]