73280000

素因数分解:

$2^9\times 5^4\times {\mathrm{229}}^1$

素因数の和:267

約数の個数: 100

約数和(自身を含む): 183761490

約数和(自身を除く): 110481490

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 229, 250, 256, 320, 400, 458, 500, 512, 625, 640, 800, 916, 1000, 1145, 1250, 1280, 1600, 1832, 2000, 2290, 2500, 2560, 3200, 3664, 4000, 4580, 5000, 5725, 6400, 7328, 8000, 9160, 10000, 11450, 12800, 14656, 16000, 18320, 20000, 22900, 28625, 29312, 32000, 36640, 40000, 45800, 57250, 58624, 64000, 73280, 80000, 91600, 114500, 117248, 143125, 146560, 160000, 183200, 229000, 286250, 293120, 320000, 366400, 458000, 572500, 586240, 732800, 916000, 1145000, 1465600, 1832000, 2290000, 2931200, 3664000, 4580000, 7328000, 9160000, 14656000, 18320000, 36640000, 73280000]

約数ペア:

[(1, 73280000), (2, 36640000), (4, 18320000), (5, 14656000), (8, 9160000), (10, 7328000), (16, 4580000), (20, 3664000), (25, 2931200), (32, 2290000), (40, 1832000), (50, 1465600), (64, 1145000), (80, 916000), (100, 732800), (125, 586240), (128, 572500), (160, 458000), (200, 366400), (229, 320000), (250, 293120), (256, 286250), (320, 229000), (400, 183200), (458, 160000), (500, 146560), (512, 143125), (625, 117248), (640, 114500), (800, 91600), (916, 80000), (1000, 73280), (1145, 64000), (1250, 58624), (1280, 57250), (1600, 45800), (1832, 40000), (2000, 36640), (2290, 32000), (2500, 29312), (2560, 28625), (3200, 22900), (3664, 20000), (4000, 18320), (4580, 16000), (5000, 14656), (5725, 12800), (6400, 11450), (7328, 10000), (8000, 9160)]