74904420100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{809}}^1\times {\mathrm{48731}}^1$

素因数の和:49573

約数の個数: 72

約数和(自身を含む): 171312472800

約数和(自身を除く): 96408052700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 809, 950, 1618, 1900, 3236, 4045, 8090, 15371, 16180, 20225, 30742, 40450, 48731, 61484, 76855, 80900, 97462, 153710, 194924, 243655, 307420, 384275, 487310, 768550, 925889, 974620, 1218275, 1537100, 1851778, 2436550, 3703556, 4629445, 4873100, 9258890, 18517780, 23147225, 39423379, 46294450, 78846758, 92588900, 157693516, 197116895, 394233790, 749044201, 788467580, 985584475, 1498088402, 1971168950, 2996176804, 3745221005, 3942337900, 7490442010, 14980884020, 18726105025, 37452210050, 74904420100]

約数ペア:

[(1, 74904420100), (2, 37452210050), (4, 18726105025), (5, 14980884020), (10, 7490442010), (19, 3942337900), (20, 3745221005), (25, 2996176804), (38, 1971168950), (50, 1498088402), (76, 985584475), (95, 788467580), (100, 749044201), (190, 394233790), (380, 197116895), (475, 157693516), (809, 92588900), (950, 78846758), (1618, 46294450), (1900, 39423379), (3236, 23147225), (4045, 18517780), (8090, 9258890), (15371, 4873100), (16180, 4629445), (20225, 3703556), (30742, 2436550), (40450, 1851778), (48731, 1537100), (61484, 1218275), (76855, 974620), (80900, 925889), (97462, 768550), (153710, 487310), (194924, 384275), (243655, 307420)]