2213236875

素因数分解:

$3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 3825675392

約数和(自身を除く): 1612438517

約数列:

[1, 3, 5, 15, 25, 43, 75, 97, 125, 129, 215, 283, 291, 375, 485, 625, 645, 849, 1075, 1415, 1455, 1875, 2425, 3225, 4171, 4245, 5375, 7075, 7275, 12125, 12169, 12513, 16125, 20855, 21225, 26875, 27451, 35375, 36375, 36507, 60625, 60845, 62565, 80625, 82353, 104275, 106125, 137255, 176875, 181875, 182535, 304225, 312825, 411765, 521375, 530625, 686275, 912675, 1180393, 1521125, 1564125, 2058825, 2606875, 3431375, 3541179, 4563375, 5901965, 7605625, 7820625, 10294125, 17156875, 17705895, 22816875, 29509825, 51470625, 88529475, 147549125, 442647375, 737745625, 2213236875]

約数ペア:

[(1, 2213236875), (3, 737745625), (5, 442647375), (15, 147549125), (25, 88529475), (43, 51470625), (75, 29509825), (97, 22816875), (125, 17705895), (129, 17156875), (215, 10294125), (283, 7820625), (291, 7605625), (375, 5901965), (485, 4563375), (625, 3541179), (645, 3431375), (849, 2606875), (1075, 2058825), (1415, 1564125), (1455, 1521125), (1875, 1180393), (2425, 912675), (3225, 686275), (4171, 530625), (4245, 521375), (5375, 411765), (7075, 312825), (7275, 304225), (12125, 182535), (12169, 181875), (12513, 176875), (16125, 137255), (20855, 106125), (21225, 104275), (26875, 82353), (27451, 80625), (35375, 62565), (36375, 60845), (36507, 60625)]