1973980000

素因数分解:

$2^5\times 5^4\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:690

約数の個数: 120

約数和(自身を含む): 4888810080

約数和(自身を除く): 2914830080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 229, 250, 400, 431, 458, 500, 625, 800, 862, 916, 1000, 1145, 1250, 1724, 1832, 2000, 2155, 2290, 2500, 3448, 3664, 4000, 4310, 4580, 5000, 5725, 6896, 7328, 8620, 9160, 10000, 10775, 11450, 13792, 17240, 18320, 20000, 21550, 22900, 28625, 34480, 36640, 43100, 45800, 53875, 57250, 68960, 86200, 91600, 98699, 107750, 114500, 143125, 172400, 183200, 197398, 215500, 229000, 269375, 286250, 344800, 394796, 431000, 458000, 493495, 538750, 572500, 789592, 862000, 916000, 986990, 1077500, 1145000, 1579184, 1724000, 1973980, 2155000, 2290000, 2467475, 3158368, 3947960, 4310000, 4580000, 4934950, 7895920, 8620000, 9869900, 12337375, 15791840, 19739800, 24674750, 39479600, 49349500, 61686875, 78959200, 98699000, 123373750, 197398000, 246747500, 394796000, 493495000, 986990000, 1973980000]

約数ペア:

[(1, 1973980000), (2, 986990000), (4, 493495000), (5, 394796000), (8, 246747500), (10, 197398000), (16, 123373750), (20, 98699000), (25, 78959200), (32, 61686875), (40, 49349500), (50, 39479600), (80, 24674750), (100, 19739800), (125, 15791840), (160, 12337375), (200, 9869900), (229, 8620000), (250, 7895920), (400, 4934950), (431, 4580000), (458, 4310000), (500, 3947960), (625, 3158368), (800, 2467475), (862, 2290000), (916, 2155000), (1000, 1973980), (1145, 1724000), (1250, 1579184), (1724, 1145000), (1832, 1077500), (2000, 986990), (2155, 916000), (2290, 862000), (2500, 789592), (3448, 572500), (3664, 538750), (4000, 493495), (4310, 458000), (4580, 431000), (5000, 394796), (5725, 344800), (6896, 286250), (7328, 269375), (8620, 229000), (9160, 215500), (10000, 197398), (10775, 183200), (11450, 172400), (13792, 143125), (17240, 114500), (18320, 107750), (20000, 98699), (21550, 91600), (22900, 86200), (28625, 68960), (34480, 57250), (36640, 53875), (43100, 45800)]